; LLVM IR from abeaumont/competitive-programming :: kattis (virtualfriends)

; 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_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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" = type { i8 }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z4findRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #0

; 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) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z5uniteRSt6vectorIiSaIiEES2_ii(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::unordered_map", align 8
  %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 i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %20 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %21 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %22 = alloca %"struct.std::__detail::_Node_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %24

24:                                               ; preds = %155, %0
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = add nsw i32 %25, -1
  store i32 %26, ptr %2, align 4, !tbaa !5
  %27 = icmp ne i32 %25, 0
  br i1 %27, label %28, label %158

28:                                               ; preds = %24
  %29 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #7
  %30 = load i32, ptr %3, align 4, !tbaa !5
  %31 = mul nsw i32 2, %30
  %32 = sext i32 %31 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %32, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %33 unwind label %44

33:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #7
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = mul nsw i32 2, %34
  %36 = sext i32 %35 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %36, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %37 unwind label %48

37:                                               ; preds = %33
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %57, %37
  %39 = load i32, ptr %10, align 4, !tbaa !5
  %40 = load i32, ptr %3, align 4, !tbaa !5
  %41 = mul nsw i32 2, %40
  %42 = icmp slt i32 %39, %41
  br i1 %42, label %52, label %43

43:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %60

44:                                               ; preds = %28
  %45 = landingpad { ptr, i32 }
          cleanup
  %46 = extractvalue { ptr, i32 } %45, 0
  store ptr %46, ptr %6, align 8
  %47 = extractvalue { ptr, i32 } %45, 1
  store i32 %47, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #7
  br label %157

48:                                               ; preds = %33
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %6, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  br label %156

52:                                               ; preds = %38
  %53 = load i32, ptr %10, align 4, !tbaa !5
  %54 = load i32, ptr %10, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %55) #7
  store i32 %53, ptr %56, align 4, !tbaa !5
  br label %57

57:                                               ; preds = %52
  %58 = load i32, ptr %10, align 4, !tbaa !5
  %59 = add nsw i32 %58, 1
  store i32 %59, ptr %10, align 4, !tbaa !5
  br label %38, !llvm.loop !9

60:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %61

61:                                               ; preds = %71, %60
  %62 = load i32, ptr %11, align 4, !tbaa !5
  %63 = load i32, ptr %3, align 4, !tbaa !5
  %64 = mul nsw i32 2, %63
  %65 = icmp slt i32 %62, %64
  br i1 %65, label %67, label %66

66:                                               ; preds = %61
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  br label %74

67:                                               ; preds = %61
  %68 = load i32, ptr %11, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %69) #7
  store i32 1, ptr %70, align 4, !tbaa !5
  br label %71

71:                                               ; preds = %67
  %72 = load i32, ptr %11, align 4, !tbaa !5
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %11, align 4, !tbaa !5
  br label %61, !llvm.loop !11

74:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #7
  store i32 0, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 56, ptr %13) #7
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %13) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %75

75:                                               ; preds = %150, %74
  %76 = load i32, ptr %14, align 4, !tbaa !5
  %77 = load i32, ptr %3, align 4, !tbaa !5
  %78 = icmp slt i32 %76, %77
  br i1 %78, label %80, label %79

79:                                               ; preds = %75
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %155

80:                                               ; preds = %75
  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
  %81 = 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) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %82 unwind label %99

82:                                               ; preds = %80
  %83 = 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) %81, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %84 unwind label %99

84:                                               ; preds = %82
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #7
  %85 = invoke ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %86 unwind label %103

86:                                               ; preds = %84
  %87 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %19, i32 0, i32 0
  %88 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %87, i32 0, i32 0
  store ptr %85, ptr %88, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #7
  %89 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %13) #7
  %90 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %20, i32 0, i32 0
  %91 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %90, i32 0, i32 0
  store ptr %89, ptr %91, align 8
  %92 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #7
  br i1 %92, label %93, label %111

93:                                               ; preds = %86
  %94 = load i32, ptr %12, align 4, !tbaa !5
  %95 = add nsw i32 %94, 1
  store i32 %95, ptr %12, align 4, !tbaa !5
  store i32 %94, ptr %17, align 4, !tbaa !5
  %96 = load i32, ptr %17, align 4, !tbaa !5
  %97 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %98 unwind label %107

98:                                               ; preds = %93
  store i32 %96, ptr %97, align 4, !tbaa !5
  br label %115

99:                                               ; preds = %82, %80
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %6, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %7, align 4
  br label %154

103:                                              ; preds = %84
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %6, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #7
  br label %153

107:                                              ; preds = %147, %138, %134, %124, %111, %93
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %6, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %7, align 4
  br label %153

111:                                              ; preds = %86
  %112 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %113 unwind label %107

113:                                              ; preds = %111
  %114 = load i32, ptr %112, align 4, !tbaa !5
  store i32 %114, ptr %17, align 4, !tbaa !5
  br label %115

115:                                              ; preds = %113, %98
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #7
  %116 = invoke ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %117 unwind label %130

117:                                              ; preds = %115
  %118 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %21, i32 0, i32 0
  %119 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %118, i32 0, i32 0
  store ptr %116, ptr %119, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #7
  %120 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %13) #7
  %121 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %22, i32 0, i32 0
  %122 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %121, i32 0, i32 0
  store ptr %120, ptr %122, align 8
  %123 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull align 8 dereferenceable(8) %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #7
  br i1 %123, label %124, label %134

124:                                              ; preds = %117
  %125 = load i32, ptr %12, align 4, !tbaa !5
  %126 = add nsw i32 %125, 1
  store i32 %126, ptr %12, align 4, !tbaa !5
  store i32 %125, ptr %18, align 4, !tbaa !5
  %127 = load i32, ptr %18, align 4, !tbaa !5
  %128 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %129 unwind label %107

129:                                              ; preds = %124
  store i32 %127, ptr %128, align 4, !tbaa !5
  br label %138

130:                                              ; preds = %115
  %131 = landingpad { ptr, i32 }
          cleanup
  %132 = extractvalue { ptr, i32 } %131, 0
  store ptr %132, ptr %6, align 8
  %133 = extractvalue { ptr, i32 } %131, 1
  store i32 %133, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #7
  br label %153

134:                                              ; preds = %117
  %135 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %13, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %136 unwind label %107

136:                                              ; preds = %134
  %137 = load i32, ptr %135, align 4, !tbaa !5
  store i32 %137, ptr %18, align 4, !tbaa !5
  br label %138

138:                                              ; preds = %136, %129
  %139 = load i32, ptr %17, align 4, !tbaa !5
  %140 = load i32, ptr %18, align 4, !tbaa !5
  call void @_Z5uniteRSt6vectorIiSaIiEES2_ii(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %139, i32 noundef %140)
  %141 = load i32, ptr %17, align 4, !tbaa !5
  %142 = call noundef i32 @_Z4findRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %4, i32 noundef %141)
  %143 = sext i32 %142 to i64
  %144 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %143) #7
  %145 = load i32, ptr %144, align 4, !tbaa !5
  %146 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %145)
          to label %147 unwind label %107

147:                                              ; preds = %138
  %148 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %146, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %149 unwind label %107

149:                                              ; preds = %147
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  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 %14, align 4, !tbaa !5
  %152 = add nsw i32 %151, 1
  store i32 %152, ptr %14, align 4, !tbaa !5
  br label %75, !llvm.loop !12

153:                                              ; preds = %130, %107, %103
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  br label %154

154:                                              ; preds = %153, %99
  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 @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %13) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #7
  br label %156

155:                                              ; preds = %79
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %13) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #7
  br label %24, !llvm.loop !13

156:                                              ; preds = %154, %48
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  br label %157

157:                                              ; preds = %156, %44
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %160

158:                                              ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %159 = load i32, ptr %1, align 4
  ret i32 %159

160:                                              ; preds = %157
  %161 = load ptr, ptr %6, align 8
  %162 = load i32, ptr %7, align 4
  %163 = insertvalue { ptr, i32 } poison, ptr %161, 0
  %164 = insertvalue { ptr, i32 } %163, i32 %162, 1
  resume { ptr, i32 } %164
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 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)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #0

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 = { 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 #5 = { 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 #6 = { 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 #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 = distinct !{!12, !10}
!13 = distinct !{!13, !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_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"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::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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" = type { i8 }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z4findRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #0

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_Z5uniteRSt6vectorIiSaIiEES2_ii(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::unordered_map", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %11 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %12 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %13 = alloca %"struct.std::__detail::_Node_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %1, align 4, !tbaa !5
  %.not42 = icmp eq i32 %15, 0
  br i1 %.not42, label %._crit_edge45, label %.lr.ph44

.lr.ph44:                                         ; preds = %0, %._crit_edge41
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #7
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = shl nsw i32 %18, 1
  %20 = sext i32 %19 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %21 unwind label %29

21:                                               ; preds = %.lr.ph44
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #7
  %22 = load i32, ptr %2, align 4, !tbaa !5
  %23 = shl nsw i32 %22, 1
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %24, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %25 unwind label %31

25:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = icmp sgt i32 %26, 0
  br i1 %27, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %.lr.ph
  %28 = icmp sgt i32 %35, 0
  br i1 %28, label %.lr.ph36, label %._crit_edge

29:                                               ; preds = %.lr.ph44
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  br label %99

31:                                               ; preds = %21
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  br label %98

.lr.ph:                                           ; preds = %25, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %25 ]
  %33 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #7
  %34 = trunc nuw nsw i64 %indvars.iv to i32
  store i32 %34, ptr %33, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %35 = load i32, ptr %2, align 4, !tbaa !5
  %36 = shl nsw i32 %35, 1
  %37 = sext i32 %36 to i64
  %38 = icmp slt i64 %indvars.iv.next, %37
  br i1 %38, label %.lr.ph, label %.preheader, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph36, %25, %.preheader
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %7) #7
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #7
  %39 = load i32, ptr %2, align 4, !tbaa !5
  %40 = icmp sgt i32 %39, 0
  br i1 %40, label %.lr.ph40, label %._crit_edge41

.lr.ph36:                                         ; preds = %.preheader, %.lr.ph36
  %indvars.iv47 = phi i64 [ %indvars.iv.next48, %.lr.ph36 ], [ 0, %.preheader ]
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv47) #7
  store i32 1, ptr %41, align 4, !tbaa !5
  %indvars.iv.next48 = add nuw nsw i64 %indvars.iv47, 1
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = shl nsw i32 %42, 1
  %44 = sext i32 %43 to i64
  %45 = icmp slt i64 %indvars.iv.next48, %44
  br i1 %45, label %.lr.ph36, label %._crit_edge, !llvm.loop !11

._crit_edge41:                                    ; preds = %93, %._crit_edge
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  %46 = load i32, ptr %1, align 4, !tbaa !5
  %47 = add nsw i32 %46, -1
  store i32 %47, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %46, 0
  br i1 %.not, label %._crit_edge45, label %.lr.ph44, !llvm.loop !12

.lr.ph40:                                         ; preds = %._crit_edge, %93
  %.01938 = phi i32 [ %94, %93 ], [ 0, %._crit_edge ]
  %.02037 = phi i32 [ %.2, %93 ], [ 0, %._crit_edge ]
  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
  %48 = 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) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %49 unwind label %60

49:                                               ; preds = %.lr.ph40
  %50 = 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) %48, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %51 unwind label %60

51:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #7
  %52 = invoke ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %53 unwind label %62

53:                                               ; preds = %51
  store ptr %52, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #7
  %54 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %7) #7
  store ptr %54, ptr %11, align 8
  %55 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  br i1 %55, label %56, label %66

56:                                               ; preds = %53
  %57 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %58 unwind label %64

58:                                               ; preds = %56
  %59 = add nsw i32 %.02037, 1
  store i32 %.02037, ptr %57, align 4, !tbaa !5
  br label %70

60:                                               ; preds = %49, %.lr.ph40
  %61 = landingpad { ptr, i32 }
          cleanup
  br label %97

62:                                               ; preds = %51
  %63 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #7
  br label %97

64:                                               ; preds = %91, %85, %81, %75, %66, %56
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %97

66:                                               ; preds = %53
  %67 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %68 unwind label %64

68:                                               ; preds = %66
  %69 = load i32, ptr %67, align 4, !tbaa !5
  br label %70

70:                                               ; preds = %68, %58
  %.1 = phi i32 [ %59, %58 ], [ %.02037, %68 ]
  %.018 = phi i32 [ %.02037, %58 ], [ %69, %68 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #7
  %71 = invoke ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %72 unwind label %79

72:                                               ; preds = %70
  store ptr %71, ptr %12, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #7
  %73 = call ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %7) #7
  store ptr %73, ptr %13, align 8
  %74 = call noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  br i1 %74, label %75, label %81

75:                                               ; preds = %72
  %76 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %77 unwind label %64

77:                                               ; preds = %75
  %78 = add nsw i32 %.1, 1
  store i32 %.1, ptr %76, align 4, !tbaa !5
  br label %85

79:                                               ; preds = %70
  %80 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  br label %97

81:                                               ; preds = %72
  %82 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %83 unwind label %64

83:                                               ; preds = %81
  %84 = load i32, ptr %82, align 4, !tbaa !5
  br label %85

85:                                               ; preds = %83, %77
  %.2 = phi i32 [ %78, %77 ], [ %.1, %83 ]
  %.0 = phi i32 [ %.1, %77 ], [ %84, %83 ]
  call void @_Z5uniteRSt6vectorIiSaIiEES2_ii(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(24) %5, i32 noundef %.018, i32 noundef %.0)
  %86 = call noundef i32 @_Z4findRSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %3, i32 noundef %.018)
  %87 = sext i32 %86 to i64
  %88 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %87) #7
  %89 = load i32, ptr %88, align 4, !tbaa !5
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %89)
          to label %91 unwind label %64

91:                                               ; preds = %85
  %92 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %90, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %93 unwind label %64

93:                                               ; preds = %91
  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
  %94 = add nuw nsw i32 %.01938, 1
  %95 = load i32, ptr %2, align 4, !tbaa !5
  %96 = icmp slt i32 %94, %95
  br i1 %96, label %.lr.ph40, label %._crit_edge41, !llvm.loop !13

97:                                               ; preds = %62, %64, %79, %60
  %.pn.pn = phi { ptr, i32 } [ %61, %60 ], [ %65, %64 ], [ %80, %79 ], [ %63, %62 ]
  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
  call void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  br label %98

98:                                               ; preds = %97, %31
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %97 ], [ %32, %31 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  br label %99

99:                                               ; preds = %98, %29
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %98 ], [ %30, %29 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn.pn.pn.pn

._crit_edge45:                                    ; preds = %._crit_edge41, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #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 #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 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 #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detaileqERKNS_19_Node_iterator_baseISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiELb1EEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE4findERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEEixERSB_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; 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 #4 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEiSt4hashIS5_ESt8equal_toIS5_ESaISt4pairIKS5_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 = { 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 #5 = { 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 #6 = { 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 #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 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass