; LLVM IR from UtkarshPathrabe/Competitive-Coding :: Google APAC/2016 APAC Test Practice Round/Problem A Bad Horse (Bad Horse)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon }
%union.anon = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon.16 }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon.16 = type { i64, [8 x i8] }
%"struct.std::pair" = type { %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string" }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.19" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"struct.std::pair.17" = type <{ %"struct.std::_Rb_tree_iterator", i8, [7 x i8] }>
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"struct.std::pair.22" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>

@.str = external hidden unnamed_addr constant [23 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z11isBipartiteRSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::basic_ofstream", align 8
  %3 = alloca %"class.std::basic_ifstream", align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector.5", align 8
  %11 = alloca %"class.std::map", align 8
  %12 = alloca %"class.std::vector", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %19 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %20 = alloca %"struct.std::pair.19", align 8
  %21 = alloca i32, align 4
  %22 = alloca %"struct.std::pair.17", align 8
  %23 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %24 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %25 = alloca %"struct.std::pair.19", align 8
  %26 = alloca i32, align 4
  %27 = alloca %"struct.std::pair.17", align 8
  %28 = alloca i32, align 4
  %29 = alloca i32, align 4
  %30 = alloca %"class.std::vector.3", align 8
  %31 = alloca i32, align 4
  %32 = alloca %"class.std::allocator.0", align 1
  %33 = alloca i32, align 4
  %34 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %35 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 512, ptr %2) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248) %2)
  call void @llvm.lifetime.start.p0(i64 520, ptr %3) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3)
          to label %36 unwind label %46

36:                                               ; preds = %0
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %2, ptr noundef @.str, i32 noundef 16)
          to label %37 unwind label %50

37:                                               ; preds = %36
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %3, ptr noundef @.str.1, i32 noundef 8)
          to label %38 unwind label %50

38:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  %39 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %40 unwind label %54

40:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %41

41:                                               ; preds = %254, %40
  %42 = load i32, ptr %7, align 4, !tbaa !5
  %43 = load i32, ptr %6, align 4, !tbaa !5
  %44 = icmp sle i32 %42, %43
  br i1 %44, label %58, label %45

45:                                               ; preds = %41
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %264

46:                                               ; preds = %0
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %4, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %5, align 4
  br label %270

50:                                               ; preds = %37, %36
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %4, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %5, align 4
  br label %269

54:                                               ; preds = %265, %264, %38
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %4, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %5, align 4
  br label %268

58:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  %59 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %60 unwind label %66

60:                                               ; preds = %58
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @llvm.lifetime.start.p0(i64 48, ptr %11) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #7
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  store i32 0, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %61

61:                                               ; preds = %150, %60
  %62 = load i32, ptr %13, align 4, !tbaa !5
  %63 = load i32, ptr %9, align 4, !tbaa !5
  %64 = icmp slt i32 %62, %63
  br i1 %64, label %70, label %65

65:                                               ; preds = %61
  store i32 5, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %154

66:                                               ; preds = %58
  %67 = landingpad { ptr, i32 }
          cleanup
  %68 = extractvalue { ptr, i32 } %67, 0
  store ptr %68, ptr %4, align 8
  %69 = extractvalue { ptr, i32 } %67, 1
  store i32 %69, ptr %5, align 4
  br label %263

70:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  %71 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %72 unwind label %93

72:                                               ; preds = %70
  %73 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %71, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %74 unwind label %93

74:                                               ; preds = %72
  call void @llvm.lifetime.start.p0(i64 64, ptr %17) #7
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind writable sret(%"struct.std::pair") align 8 %17, ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %75 unwind label %97

75:                                               ; preds = %74
  invoke void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EE9push_backEOS7_(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(64) %17)
          to label %76 unwind label %101

76:                                               ; preds = %75
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64) %17) #7
  call void @llvm.lifetime.end.p0(i64 64, ptr %17) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #7
  %77 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %78 unwind label %106

78:                                               ; preds = %76
  %79 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %18, i32 0, i32 0
  store ptr %77, ptr %79, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #7
  %80 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  %81 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %19, i32 0, i32 0
  store ptr %80, ptr %81, align 8
  %82 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #7
  br i1 %82, label %83, label %119

83:                                               ; preds = %78
  call void @llvm.lifetime.start.p0(i64 40, ptr %20) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #7
  %84 = load i32, ptr %14, align 4, !tbaa !5
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %14, align 4, !tbaa !5
  store i32 %84, ptr %21, align 4, !tbaa !5
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind writable sret(%"struct.std::pair.19") align 8 %20, ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 4 dereferenceable(4) %21)
          to label %86 unwind label %110

86:                                               ; preds = %83
  %87 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(36) %20)
          to label %88 unwind label %114

88:                                               ; preds = %86
  %89 = getelementptr inbounds { ptr, i8 }, ptr %22, i32 0, i32 0
  %90 = extractvalue { ptr, i8 } %87, 0
  store ptr %90, ptr %89, align 8
  %91 = getelementptr inbounds { ptr, i8 }, ptr %22, i32 0, i32 1
  %92 = extractvalue { ptr, i8 } %87, 1
  store i8 %92, ptr %91, align 8
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %20) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %20) #7
  br label %119

93:                                               ; preds = %72, %70
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %4, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %5, align 4
  br label %153

97:                                               ; preds = %74
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %4, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %5, align 4
  br label %105

101:                                              ; preds = %75
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %4, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %5, align 4
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64) %17) #7
  br label %105

105:                                              ; preds = %101, %97
  call void @llvm.lifetime.end.p0(i64 64, ptr %17) #7
  br label %153

106:                                              ; preds = %76
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %4, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #7
  br label %153

110:                                              ; preds = %83
  %111 = landingpad { ptr, i32 }
          cleanup
  %112 = extractvalue { ptr, i32 } %111, 0
  store ptr %112, ptr %4, align 8
  %113 = extractvalue { ptr, i32 } %111, 1
  store i32 %113, ptr %5, align 4
  br label %118

114:                                              ; preds = %86
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %4, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %5, align 4
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %20) #7
  br label %118

118:                                              ; preds = %114, %110
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %20) #7
  br label %153

119:                                              ; preds = %88, %78
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #7
  %120 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %121 unwind label %136

121:                                              ; preds = %119
  %122 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %23, i32 0, i32 0
  store ptr %120, ptr %122, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #7
  %123 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  %124 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %24, i32 0, i32 0
  store ptr %123, ptr %124, align 8
  %125 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(8) %24) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  br i1 %125, label %126, label %149

126:                                              ; preds = %121
  call void @llvm.lifetime.start.p0(i64 40, ptr %25) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %26) #7
  %127 = load i32, ptr %14, align 4, !tbaa !5
  %128 = add nsw i32 %127, 1
  store i32 %128, ptr %14, align 4, !tbaa !5
  store i32 %127, ptr %26, align 4, !tbaa !5
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind writable sret(%"struct.std::pair.19") align 8 %25, ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 4 dereferenceable(4) %26)
          to label %129 unwind label %140

129:                                              ; preds = %126
  %130 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(36) %25)
          to label %131 unwind label %144

131:                                              ; preds = %129
  %132 = getelementptr inbounds { ptr, i8 }, ptr %27, i32 0, i32 0
  %133 = extractvalue { ptr, i8 } %130, 0
  store ptr %133, ptr %132, align 8
  %134 = getelementptr inbounds { ptr, i8 }, ptr %27, i32 0, i32 1
  %135 = extractvalue { ptr, i8 } %130, 1
  store i8 %135, ptr %134, align 8
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %25) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %25) #7
  br label %149

136:                                              ; preds = %119
  %137 = landingpad { ptr, i32 }
          cleanup
  %138 = extractvalue { ptr, i32 } %137, 0
  store ptr %138, ptr %4, align 8
  %139 = extractvalue { ptr, i32 } %137, 1
  store i32 %139, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  br label %153

140:                                              ; preds = %126
  %141 = landingpad { ptr, i32 }
          cleanup
  %142 = extractvalue { ptr, i32 } %141, 0
  store ptr %142, ptr %4, align 8
  %143 = extractvalue { ptr, i32 } %141, 1
  store i32 %143, ptr %5, align 4
  br label %148

144:                                              ; preds = %129
  %145 = landingpad { ptr, i32 }
          cleanup
  %146 = extractvalue { ptr, i32 } %145, 0
  store ptr %146, ptr %4, align 8
  %147 = extractvalue { ptr, i32 } %145, 1
  store i32 %147, ptr %5, align 4
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %25) #7
  br label %148

148:                                              ; preds = %144, %140
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %25) #7
  br label %153

149:                                              ; preds = %131, %121
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  br label %150

150:                                              ; preds = %149
  %151 = load i32, ptr %13, align 4, !tbaa !5
  %152 = add nsw i32 %151, 1
  store i32 %152, ptr %13, align 4, !tbaa !5
  br label %61, !llvm.loop !9

153:                                              ; preds = %148, %136, %118, %106, %105, %93
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %262

154:                                              ; preds = %65
  call void @llvm.lifetime.start.p0(i64 4, ptr %28) #7
  %155 = call noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  %156 = trunc i64 %155 to i32
  store i32 %156, ptr %28, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %29) #7
  store i32 0, ptr %29, align 4, !tbaa !5
  br label %157

157:                                              ; preds = %167, %154
  %158 = load i32, ptr %29, align 4, !tbaa !5
  %159 = load i32, ptr %28, align 4, !tbaa !5
  %160 = icmp slt i32 %158, %159
  br i1 %160, label %162, label %161

161:                                              ; preds = %157
  store i32 8, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %29) #7
  br label %179

162:                                              ; preds = %157
  call void @llvm.lifetime.start.p0(i64 24, ptr %30) #7
  %163 = load i32, ptr %28, align 4, !tbaa !5
  %164 = sext i32 %163 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %31) #7
  store i32 0, ptr %31, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %32) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %32) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %30, i64 noundef %164, ptr noundef nonnull align 4 dereferenceable(4) %31, ptr noundef nonnull align 1 dereferenceable(1) %32)
          to label %165 unwind label %170

165:                                              ; preds = %162
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %32) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %32) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %31) #7
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr noundef nonnull align 8 dereferenceable(24) %30)
          to label %166 unwind label %174

166:                                              ; preds = %165
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %30) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %30) #7
  br label %167

167:                                              ; preds = %166
  %168 = load i32, ptr %29, align 4, !tbaa !5
  %169 = add nsw i32 %168, 1
  store i32 %169, ptr %29, align 4, !tbaa !5
  br label %157, !llvm.loop !11

170:                                              ; preds = %162
  %171 = landingpad { ptr, i32 }
          cleanup
  %172 = extractvalue { ptr, i32 } %171, 0
  store ptr %172, ptr %4, align 8
  %173 = extractvalue { ptr, i32 } %171, 1
  store i32 %173, ptr %5, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %32) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %32) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %31) #7
  br label %178

174:                                              ; preds = %165
  %175 = landingpad { ptr, i32 }
          cleanup
  %176 = extractvalue { ptr, i32 } %175, 0
  store ptr %176, ptr %4, align 8
  %177 = extractvalue { ptr, i32 } %175, 1
  store i32 %177, ptr %5, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %30) #7
  br label %178

178:                                              ; preds = %174, %170
  call void @llvm.lifetime.end.p0(i64 24, ptr %30) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %29) #7
  br label %261

179:                                              ; preds = %161
  call void @llvm.lifetime.start.p0(i64 4, ptr %33) #7
  store i32 0, ptr %33, align 4, !tbaa !5
  br label %180

180:                                              ; preds = %220, %179
  %181 = load i32, ptr %33, align 4, !tbaa !5
  %182 = load i32, ptr %9, align 4, !tbaa !5
  %183 = icmp slt i32 %181, %182
  br i1 %183, label %185, label %184

184:                                              ; preds = %180
  store i32 11, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %33) #7
  br label %232

185:                                              ; preds = %180
  call void @llvm.lifetime.start.p0(i64 8, ptr %34) #7
  %186 = load i32, ptr %33, align 4, !tbaa !5
  %187 = sext i32 %186 to i64
  %188 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %187) #7
  %189 = getelementptr inbounds %"struct.std::pair", ptr %188, i32 0, i32 0
  %190 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %189)
          to label %191 unwind label %223

191:                                              ; preds = %185
  %192 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %34, i32 0, i32 0
  store ptr %190, ptr %192, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %35) #7
  %193 = load i32, ptr %33, align 4, !tbaa !5
  %194 = sext i32 %193 to i64
  %195 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %194) #7
  %196 = getelementptr inbounds %"struct.std::pair", ptr %195, i32 0, i32 1
  %197 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %11, ptr noundef nonnull align 8 dereferenceable(32) %196)
          to label %198 unwind label %227

198:                                              ; preds = %191
  %199 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %35, i32 0, i32 0
  store ptr %197, ptr %199, align 8
  %200 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %34) #7
  %201 = getelementptr inbounds %"struct.std::pair.22", ptr %200, i32 0, i32 1
  %202 = load i32, ptr %201, align 8, !tbaa !12
  %203 = sext i32 %202 to i64
  %204 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %203) #7
  %205 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %35) #7
  %206 = getelementptr inbounds %"struct.std::pair.22", ptr %205, i32 0, i32 1
  %207 = load i32, ptr %206, align 8, !tbaa !12
  %208 = sext i32 %207 to i64
  %209 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %204, i64 noundef %208) #7
  store i32 1, ptr %209, align 4, !tbaa !5
  %210 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %35) #7
  %211 = getelementptr inbounds %"struct.std::pair.22", ptr %210, i32 0, i32 1
  %212 = load i32, ptr %211, align 8, !tbaa !12
  %213 = sext i32 %212 to i64
  %214 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %213) #7
  %215 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %34) #7
  %216 = getelementptr inbounds %"struct.std::pair.22", ptr %215, i32 0, i32 1
  %217 = load i32, ptr %216, align 8, !tbaa !12
  %218 = sext i32 %217 to i64
  %219 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %214, i64 noundef %218) #7
  store i32 1, ptr %219, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %35) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %34) #7
  br label %220

220:                                              ; preds = %198
  %221 = load i32, ptr %33, align 4, !tbaa !5
  %222 = add nsw i32 %221, 1
  store i32 %222, ptr %33, align 4, !tbaa !5
  br label %180, !llvm.loop !18

223:                                              ; preds = %185
  %224 = landingpad { ptr, i32 }
          cleanup
  %225 = extractvalue { ptr, i32 } %224, 0
  store ptr %225, ptr %4, align 8
  %226 = extractvalue { ptr, i32 } %224, 1
  store i32 %226, ptr %5, align 4
  br label %231

227:                                              ; preds = %191
  %228 = landingpad { ptr, i32 }
          cleanup
  %229 = extractvalue { ptr, i32 } %228, 0
  store ptr %229, ptr %4, align 8
  %230 = extractvalue { ptr, i32 } %228, 1
  store i32 %230, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %35) #7
  br label %231

231:                                              ; preds = %227, %223
  call void @llvm.lifetime.end.p0(i64 8, ptr %34) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %33) #7
  br label %261

232:                                              ; preds = %184
  %233 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef @.str.2)
          to label %234 unwind label %257

234:                                              ; preds = %232
  %235 = load i32, ptr %7, align 4, !tbaa !5
  %236 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %233, i32 noundef %235)
          to label %237 unwind label %257

237:                                              ; preds = %234
  %238 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %236, ptr noundef @.str.3)
          to label %239 unwind label %257

239:                                              ; preds = %237
  %240 = invoke noundef zeroext i1 @_Z11isBipartiteRSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef nonnull align 8 dereferenceable(24) %12, i32 noundef 0)
          to label %241 unwind label %257

241:                                              ; preds = %239
  br i1 %240, label %242, label %247

242:                                              ; preds = %241
  %243 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef @.str.4)
          to label %244 unwind label %257

244:                                              ; preds = %242
  %245 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %243, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %246 unwind label %257

246:                                              ; preds = %244
  br label %252

247:                                              ; preds = %241
  %248 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef @.str.5)
          to label %249 unwind label %257

249:                                              ; preds = %247
  %250 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %248, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %251 unwind label %257

251:                                              ; preds = %249
  br label %252

252:                                              ; preds = %251, %246
  %253 = phi ptr [ %245, %246 ], [ %250, %251 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  br label %254

254:                                              ; preds = %252
  %255 = load i32, ptr %7, align 4, !tbaa !5
  %256 = add nsw i32 %255, 1
  store i32 %256, ptr %7, align 4, !tbaa !5
  br label %41, !llvm.loop !19

257:                                              ; preds = %249, %247, %244, %242, %239, %237, %234, %232
  %258 = landingpad { ptr, i32 }
          cleanup
  %259 = extractvalue { ptr, i32 } %258, 0
  store ptr %259, ptr %4, align 8
  %260 = extractvalue { ptr, i32 } %258, 1
  store i32 %260, ptr %5, align 4
  br label %261

261:                                              ; preds = %257, %231, %178
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  br label %262

262:                                              ; preds = %261, %153
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %11) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %11) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #7
  br label %263

263:                                              ; preds = %262, %66
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  br label %268

264:                                              ; preds = %45
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(248) %2)
          to label %265 unwind label %54

265:                                              ; preds = %264
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %3)
          to label %266 unwind label %54

266:                                              ; preds = %265
  store i32 0, ptr %1, align 4
  store i32 1, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr %3) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %2) #7
  call void @llvm.lifetime.end.p0(i64 512, ptr %2) #7
  %267 = load i32, ptr %1, align 4
  ret i32 %267

268:                                              ; preds = %263, %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %269

269:                                              ; preds = %268, %50
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #7
  br label %270

270:                                              ; preds = %269, %46
  call void @llvm.lifetime.end.p0(i64 520, ptr %3) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %2) #7
  call void @llvm.lifetime.end.p0(i64 512, ptr %2) #7
  br label %271

271:                                              ; preds = %270
  %272 = load ptr, ptr %4, align 8
  %273 = load i32, ptr %5, align 4
  %274 = insertvalue { ptr, i32 } poison, ptr %272, 0
  %275 = insertvalue { ptr, i32 } %274, i32 %273, 1
  resume { ptr, i32 } %275
}

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, i32 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EE9push_backEOS7_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(64)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(36)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair.19") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(248)) #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 32}
!13 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiE", !14, i64 0, !6, i64 32}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !17, i64 8, !7, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !16, i64 0}
!16 = !{!"any pointer", !7, i64 0}
!17 = !{!"long", !7, i64 0}
!18 = distinct !{!18, !10}
!19 = distinct !{!19, !10}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon }
%union.anon = type { i32 }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::basic_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>, std::allocator<std::pair<std::__cxx11::basic_string<char>, std::__cxx11::basic_string<char>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, int>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, int>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon.16 }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon.16 = type { i64, [8 x i8] }
%"struct.std::pair" = type { %"class.std::__cxx11::basic_string", %"class.std::__cxx11::basic_string" }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.19" = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }

@.str = external hidden unnamed_addr constant [23 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [22 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z11isBipartiteRSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::basic_ofstream", align 8
  %2 = alloca %"class.std::basic_ifstream", align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector.5", align 8
  %6 = alloca %"class.std::map", align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"struct.std::pair", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %13 = alloca %"struct.std::pair.19", align 8
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %16 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %17 = alloca %"struct.std::pair.19", align 8
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::vector.3", align 8
  %20 = alloca i32, align 4
  %21 = alloca %"class.std::allocator.0", align 1
  %22 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %23 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 512, ptr nonnull %1) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248) %1)
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %2) #7
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %2)
          to label %24 unwind label %29

24:                                               ; preds = %0
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %1, ptr noundef nonnull @.str, i32 noundef 16)
          to label %25 unwind label %31

25:                                               ; preds = %24
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %2, ptr noundef nonnull @.str.1, i32 noundef 8)
          to label %26 unwind label %31

26:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %27 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %.preheader55 unwind label %33

.preheader55:                                     ; preds = %26
  %28 = load i32, ptr %3, align 4, !tbaa !5
  %.not64 = icmp slt i32 %28, 1
  br i1 %.not64, label %._crit_edge67, label %.lr.ph66

._crit_edge67:                                    ; preds = %150, %.preheader55
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(248) %1)
          to label %157 unwind label %33

29:                                               ; preds = %0
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %161

31:                                               ; preds = %25, %24
  %32 = landingpad { ptr, i32 }
          cleanup
  br label %160

33:                                               ; preds = %157, %._crit_edge67, %26
  %34 = landingpad { ptr, i32 }
          cleanup
  br label %159

.lr.ph66:                                         ; preds = %.preheader55, %150
  %.03365 = phi i32 [ %151, %150 ], [ 1, %.preheader55 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %36 unwind label %42

36:                                               ; preds = %.lr.ph66
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %6) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #7
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %37 = load i32, ptr %4, align 4, !tbaa !5
  %38 = icmp sgt i32 %37, 0
  br i1 %38, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %90, %36
  %39 = call noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  %40 = trunc i64 %39 to i32
  %41 = icmp sgt i32 %40, 0
  br i1 %41, label %.lr.ph60, label %.preheader

.lr.ph60:                                         ; preds = %._crit_edge
  %sext = and i64 %39, 2147483647
  br label %97

42:                                               ; preds = %.lr.ph66
  %43 = landingpad { ptr, i32 }
          cleanup
  br label %156

.lr.ph:                                           ; preds = %36, %90
  %.03457 = phi i32 [ %.236, %90 ], [ 0, %36 ]
  %.03756 = phi i32 [ %91, %90 ], [ 0, %36 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %45 unwind label %59

45:                                               ; preds = %.lr.ph
  %46 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %44, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %47 unwind label %59

47:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 64, ptr nonnull %10) #7
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind nonnull writable sret(%"struct.std::pair") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %48 unwind label %61

48:                                               ; preds = %47
  invoke void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EE9push_backEOS7_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(64) %10)
          to label %49 unwind label %63

49:                                               ; preds = %48
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64) %10) #7
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %10) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #7
  %50 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %51 unwind label %66

51:                                               ; preds = %49
  store ptr %50, ptr %11, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #7
  %52 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  store ptr %52, ptr %12, align 8
  %53 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br i1 %53, label %54, label %73

54:                                               ; preds = %51
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %13) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %14) #7
  %55 = add nsw i32 %.03457, 1
  store i32 %.03457, ptr %14, align 4, !tbaa !5
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind nonnull writable sret(%"struct.std::pair.19") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %56 unwind label %68

56:                                               ; preds = %54
  %57 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(36) %13)
          to label %58 unwind label %70

58:                                               ; preds = %56
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %13) #7
  br label %73

59:                                               ; preds = %45, %.lr.ph
  %60 = landingpad { ptr, i32 }
          cleanup
  br label %94

61:                                               ; preds = %47
  %62 = landingpad { ptr, i32 }
          cleanup
  br label %65

63:                                               ; preds = %48
  %64 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64) %10) #7
  br label %65

65:                                               ; preds = %63, %61
  %.pn43 = phi { ptr, i32 } [ %64, %63 ], [ %62, %61 ]
  call void @llvm.lifetime.end.p0(i64 64, ptr nonnull %10) #7
  br label %94

66:                                               ; preds = %49
  %67 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  br label %94

68:                                               ; preds = %54
  %69 = landingpad { ptr, i32 }
          cleanup
  br label %72

70:                                               ; preds = %56
  %71 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %13) #7
  br label %72

72:                                               ; preds = %70, %68
  %.pn45 = phi { ptr, i32 } [ %71, %70 ], [ %69, %68 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %13) #7
  br label %94

73:                                               ; preds = %58, %51
  %.135 = phi i32 [ %55, %58 ], [ %.03457, %51 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #7
  %74 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %75 unwind label %83

75:                                               ; preds = %73
  store ptr %74, ptr %15, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #7
  %76 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  store ptr %76, ptr %16, align 8
  %77 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  br i1 %77, label %78, label %90

78:                                               ; preds = %75
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %17) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %18) #7
  %79 = add nsw i32 %.135, 1
  store i32 %.135, ptr %18, align 4, !tbaa !5
  invoke void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind nonnull writable sret(%"struct.std::pair.19") align 8 %17, ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %80 unwind label %85

80:                                               ; preds = %78
  %81 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(36) %17)
          to label %82 unwind label %87

82:                                               ; preds = %80
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %17) #7
  br label %90

83:                                               ; preds = %73
  %84 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  br label %94

85:                                               ; preds = %78
  %86 = landingpad { ptr, i32 }
          cleanup
  br label %89

87:                                               ; preds = %80
  %88 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %17) #7
  br label %89

89:                                               ; preds = %87, %85
  %.pn47 = phi { ptr, i32 } [ %88, %87 ], [ %86, %85 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %17) #7
  br label %94

90:                                               ; preds = %82, %75
  %.236 = phi i32 [ %79, %82 ], [ %.135, %75 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #7
  %91 = add nuw nsw i32 %.03756, 1
  %92 = load i32, ptr %4, align 4, !tbaa !5
  %93 = icmp slt i32 %91, %92
  br i1 %93, label %.lr.ph, label %._crit_edge, !llvm.loop !9

94:                                               ; preds = %89, %83, %72, %66, %65, %59
  %.pn47.pn = phi { ptr, i32 } [ %.pn47, %89 ], [ %84, %83 ], [ %.pn45, %72 ], [ %67, %66 ], [ %.pn43, %65 ], [ %60, %59 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #7
  br label %155

.preheader:                                       ; preds = %99, %._crit_edge
  %95 = load i32, ptr %4, align 4, !tbaa !5
  %96 = icmp sgt i32 %95, 0
  br i1 %96, label %.lr.ph62, label %._crit_edge63

97:                                               ; preds = %.lr.ph60, %99
  %.01958 = phi i32 [ 0, %.lr.ph60 ], [ %100, %99 ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %19) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %20) #7
  store i32 0, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %21) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %sext, ptr noundef nonnull align 4 dereferenceable(4) %20, ptr noundef nonnull align 1 dereferenceable(1) %21)
          to label %98 unwind label %101

98:                                               ; preds = %97
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %21) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %20) #7
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %19)
          to label %99 unwind label %103

99:                                               ; preds = %98
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %19) #7
  %100 = add nuw nsw i32 %.01958, 1
  %exitcond.not = icmp eq i32 %100, %40
  br i1 %exitcond.not, label %.preheader, label %97, !llvm.loop !11

101:                                              ; preds = %97
  %102 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %21) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %21) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %20) #7
  br label %105

103:                                              ; preds = %98
  %104 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #7
  br label %105

105:                                              ; preds = %103, %101
  %.pn40 = phi { ptr, i32 } [ %104, %103 ], [ %102, %101 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %19) #7
  br label %155

._crit_edge63:                                    ; preds = %113, %.preheader
  %106 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull @.str.2)
          to label %142 unwind label %153

.lr.ph62:                                         ; preds = %.preheader, %113
  %indvars.iv = phi i64 [ %indvars.iv.next, %113 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %22) #7
  %107 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #7
  %108 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(32) %107)
          to label %109 unwind label %137

109:                                              ; preds = %.lr.ph62
  store ptr %108, ptr %22, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %23) #7
  %110 = call noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #7
  %111 = getelementptr inbounds i8, ptr %110, i64 32
  %112 = invoke ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48) %6, ptr noundef nonnull align 8 dereferenceable(32) %111)
          to label %113 unwind label %139

113:                                              ; preds = %109
  store ptr %112, ptr %23, align 8
  %114 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %22) #7
  %115 = getelementptr inbounds i8, ptr %114, i64 32
  %116 = load i32, ptr %115, align 8, !tbaa !12
  %117 = sext i32 %116 to i64
  %118 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %117) #7
  %119 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #7
  %120 = getelementptr inbounds i8, ptr %119, i64 32
  %121 = load i32, ptr %120, align 8, !tbaa !12
  %122 = sext i32 %121 to i64
  %123 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %118, i64 noundef %122) #7
  store i32 1, ptr %123, align 4, !tbaa !5
  %124 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #7
  %125 = getelementptr inbounds i8, ptr %124, i64 32
  %126 = load i32, ptr %125, align 8, !tbaa !12
  %127 = sext i32 %126 to i64
  %128 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %127) #7
  %129 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %22) #7
  %130 = getelementptr inbounds i8, ptr %129, i64 32
  %131 = load i32, ptr %130, align 8, !tbaa !12
  %132 = sext i32 %131 to i64
  %133 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %128, i64 noundef %132) #7
  store i32 1, ptr %133, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %23) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #7
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %134 = load i32, ptr %4, align 4, !tbaa !5
  %135 = sext i32 %134 to i64
  %136 = icmp slt i64 %indvars.iv.next, %135
  br i1 %136, label %.lr.ph62, label %._crit_edge63, !llvm.loop !18

137:                                              ; preds = %.lr.ph62
  %138 = landingpad { ptr, i32 }
          cleanup
  br label %141

139:                                              ; preds = %109
  %140 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %23) #7
  br label %141

141:                                              ; preds = %139, %137
  %.pn = phi { ptr, i32 } [ %140, %139 ], [ %138, %137 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #7
  br label %155

142:                                              ; preds = %._crit_edge63
  %143 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %106, i32 noundef %.03365)
          to label %144 unwind label %153

144:                                              ; preds = %142
  %145 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %143, ptr noundef nonnull @.str.3)
          to label %146 unwind label %153

146:                                              ; preds = %144
  %147 = invoke noundef zeroext i1 @_Z11isBipartiteRSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef nonnull align 8 dereferenceable(24) %7, i32 noundef 0)
          to label %.invoke69 unwind label %153

.invoke69:                                        ; preds = %146
  %.str.4..str.5 = select i1 %147, ptr @.str.4, ptr @.str.5
  %148 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull %.str.4..str.5)
          to label %.invoke unwind label %153

.invoke:                                          ; preds = %.invoke69
  %149 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %148, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %150 unwind label %153

150:                                              ; preds = %.invoke
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %6) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  %151 = add nuw nsw i32 %.03365, 1
  %152 = load i32, ptr %3, align 4, !tbaa !5
  %.not.not = icmp slt i32 %.03365, %152
  br i1 %.not.not, label %.lr.ph66, label %._crit_edge67, !llvm.loop !19

153:                                              ; preds = %.invoke69, %.invoke, %146, %144, %142, %._crit_edge63
  %154 = landingpad { ptr, i32 }
          cleanup
  br label %155

155:                                              ; preds = %105, %141, %153, %94
  %.pn47.pn.pn = phi { ptr, i32 } [ %.pn47.pn, %94 ], [ %.pn40, %105 ], [ %.pn, %141 ], [ %154, %153 ]
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #7
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %6) #7
  call void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  br label %156

156:                                              ; preds = %155, %42
  %.pn47.pn.pn.pn = phi { ptr, i32 } [ %.pn47.pn.pn, %155 ], [ %43, %42 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  br label %159

157:                                              ; preds = %._crit_edge67
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %2)
          to label %158 unwind label %33

158:                                              ; preds = %157
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %2) #7
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %2) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %1) #7
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %1) #7
  ret i32 0

159:                                              ; preds = %156, %33
  %.pn47.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn47.pn.pn.pn, %156 ], [ %34, %33 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  br label %160

160:                                              ; preds = %159, %31
  %.pn47.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn47.pn.pn.pn.pn, %159 ], [ %32, %31 ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %2) #7
  br label %161

161:                                              ; preds = %160, %29
  %.pn47.pn.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn47.pn.pn.pn.pn.pn, %160 ], [ %30, %29 ]
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %2) #7
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %1) #7
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn47.pn.pn.pn.pn.pn.pn
}

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) local_unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EE9push_backEOS7_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(64)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_ED2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4findERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE6insertIS8_IS5_iEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSG_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZSt9make_pairIRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS8_INS9_IT0_E4typeEE6__typeEEOSA_OSF_(ptr dead_on_unwind noalias writable sret(%"struct.std::pair.19") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(64) ptr @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4lessIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES6_ESaIS7_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(248)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 32}
!13 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiE", !14, i64 0, !6, i64 32}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !17, i64 8, !7, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !16, i64 0}
!16 = !{!"any pointer", !7, i64 0}
!17 = !{!"long", !7, i64 0}
!18 = distinct !{!18, !10}
!19 = distinct !{!19, !10}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass