; LLVM IR from kazunetakahashi/atcoder :: 201610_12/1224_xmaxcon16 (B)

; 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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>, std::_Select1st<std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>, std::_Select1st<std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>>, std::less<std::pair<int, int>>>::_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::basic_ostream" = type { ptr, %"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 }
%"struct.std::pair" = type { i32, i32 }
%"class.std::map.3" = type { %"class.std::_Rb_tree.4" }
%"class.std::_Rb_tree.4" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, int>, std::_Select1st<std::pair<const std::pair<int, int>, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, int>, std::_Select1st<std::pair<const std::pair<int, int>, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl" }
%"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl" = type { %"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl_data" }
%"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@M = external dso_local global %"class.std::map", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"struct.std::pair", align 4
  %6 = alloca %"struct.std::pair", align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::map.3", align 8
  %13 = alloca %"class.std::stack", align 8
  %14 = alloca ptr, align 8
  %15 = alloca i32, align 4
  %16 = alloca %"struct.std::pair", align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::pair", align 4
  %20 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %21 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %22 = alloca ptr, align 8
  %23 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %24 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %25 = alloca %"struct.std::pair", align 4
  %26 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %27 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %28

28:                                               ; preds = %60, %0
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = icmp slt i32 %29, 3
  br i1 %30, label %32, label %31

31:                                               ; preds = %28
  store i32 2, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  br label %63

32:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #8
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %56, %32
  %34 = load i32, ptr %4, align 4, !tbaa !5
  %35 = load i32, ptr %2, align 4, !tbaa !5
  %36 = shl i32 1, %35
  %37 = icmp slt i32 %34, %36
  br i1 %37, label %39, label %38

38:                                               ; preds = %33
  store i32 5, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #8
  br label %59

39:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  %40 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 4 dereferenceable(4) %4)
  store i64 %40, ptr %5, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #8
  %41 = load i32, ptr %2, align 4, !tbaa !5
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #8
  %43 = load i32, ptr %4, align 4, !tbaa !5
  %44 = mul nsw i32 2, %43
  store i32 %44, ptr %8, align 4, !tbaa !5
  %45 = call i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  store i64 %45, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #8
  %46 = load i32, ptr %2, align 4, !tbaa !5
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #8
  %48 = load i32, ptr %4, align 4, !tbaa !5
  %49 = mul nsw i32 2, %48
  %50 = add nsw i32 %49, 1
  store i32 %50, ptr %11, align 4, !tbaa !5
  %51 = call i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
  store i64 %51, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #8
  %52 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %5)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %52, ptr noundef nonnull align 4 dereferenceable(8) %6)
  %53 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %5)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %53, ptr noundef nonnull align 4 dereferenceable(8) %9)
  %54 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %6)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %54, ptr noundef nonnull align 4 dereferenceable(8) %5)
  %55 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %9)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %55, ptr noundef nonnull align 4 dereferenceable(8) %5)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  br label %56

56:                                               ; preds = %39
  %57 = load i32, ptr %4, align 4, !tbaa !5
  %58 = add nsw i32 %57, 1
  store i32 %58, ptr %4, align 4, !tbaa !5
  br label %33, !llvm.loop !9

59:                                               ; preds = %38
  br label %60

60:                                               ; preds = %59
  %61 = load i32, ptr %2, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %2, align 4, !tbaa !5
  br label %28, !llvm.loop !11

63:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 48, ptr %12) #8
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %12) #8
  call void @llvm.lifetime.start.p0(i64 80, ptr %13) #8
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %13)
          to label %64 unwind label %96

64:                                               ; preds = %63
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #8
  store i32 0, ptr %17, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #8
  store i32 0, ptr %18, align 4, !tbaa !5
  %65 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %17, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %66 unwind label %100

66:                                               ; preds = %64
  store i64 %65, ptr %16, align 4
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %13, ptr noundef nonnull align 4 dereferenceable(8) %16)
          to label %67 unwind label %100

67:                                               ; preds = %66
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %68

68:                                               ; preds = %179, %67
  %69 = invoke noundef zeroext i1 @_ZNKSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %13)
          to label %70 unwind label %104

70:                                               ; preds = %68
  %71 = xor i1 %69, true
  br i1 %71, label %72, label %181

72:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #8
  %73 = invoke noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %13)
          to label %74 unwind label %108

74:                                               ; preds = %72
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %19, ptr align 4 %73, i64 8, i1 false)
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %13)
          to label %75 unwind label %108

75:                                               ; preds = %74
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #8
  %76 = invoke ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %77 unwind label %112

77:                                               ; preds = %75
  %78 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %20, i32 0, i32 0
  store ptr %76, ptr %78, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #8
  %79 = call ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %12) #8
  %80 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %21, i32 0, i32 0
  store ptr %79, ptr %80, align 8
  %81 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(8) %21) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #8
  br i1 %81, label %82, label %156

82:                                               ; preds = %77
  %83 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %84 unwind label %108

84:                                               ; preds = %82
  store i32 1, ptr %83, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #8
  %85 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %86 unwind label %116

86:                                               ; preds = %84
  store ptr %85, ptr %22, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #8
  %87 = load ptr, ptr %22, align 8, !tbaa !12
  %88 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %87) #8
  %89 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %23, i32 0, i32 0
  store ptr %88, ptr %89, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #8
  %90 = load ptr, ptr %22, align 8, !tbaa !12
  %91 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %90) #8
  %92 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %24, i32 0, i32 0
  store ptr %91, ptr %92, align 8
  br label %93

93:                                               ; preds = %151, %86
  %94 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef nonnull align 8 dereferenceable(8) %24) #8
  br i1 %94, label %120, label %95

95:                                               ; preds = %93
  store i32 10, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #8
  br label %155

96:                                               ; preds = %63
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %14, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %15, align 4
  br label %184

100:                                              ; preds = %66, %64
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %14, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #8
  br label %183

104:                                              ; preds = %68
  %105 = landingpad { ptr, i32 }
          cleanup
  %106 = extractvalue { ptr, i32 } %105, 0
  store ptr %106, ptr %14, align 8
  %107 = extractvalue { ptr, i32 } %105, 1
  store i32 %107, ptr %15, align 4
  br label %183

108:                                              ; preds = %175, %171, %169, %163, %161, %156, %82, %74, %72
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %14, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %15, align 4
  br label %180

112:                                              ; preds = %75
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %14, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #8
  br label %180

116:                                              ; preds = %84
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %14, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %15, align 4
  br label %154

120:                                              ; preds = %93
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #8
  %121 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %25, ptr align 4 %121, i64 8, i1 false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #8
  %122 = invoke ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %123 unwind label %137

123:                                              ; preds = %120
  %124 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %26, i32 0, i32 0
  store ptr %122, ptr %124, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %27) #8
  %125 = call ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %12) #8
  %126 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %27, i32 0, i32 0
  store ptr %125, ptr %126, align 8
  %127 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef nonnull align 8 dereferenceable(8) %27) #8
  br i1 %127, label %133, label %128

128:                                              ; preds = %123
  %129 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %130 unwind label %141

130:                                              ; preds = %128
  %131 = load i32, ptr %129, align 4, !tbaa !5
  %132 = icmp eq i32 %131, 1
  br label %133

133:                                              ; preds = %130, %123
  %134 = phi i1 [ true, %123 ], [ %132, %130 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #8
  br i1 %134, label %135, label %150

135:                                              ; preds = %133
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %13, ptr noundef nonnull align 4 dereferenceable(8) %25)
          to label %136 unwind label %146

136:                                              ; preds = %135
  br label %150

137:                                              ; preds = %120
  %138 = landingpad { ptr, i32 }
          cleanup
  %139 = extractvalue { ptr, i32 } %138, 0
  store ptr %139, ptr %14, align 8
  %140 = extractvalue { ptr, i32 } %138, 1
  store i32 %140, ptr %15, align 4
  br label %145

141:                                              ; preds = %128
  %142 = landingpad { ptr, i32 }
          cleanup
  %143 = extractvalue { ptr, i32 } %142, 0
  store ptr %143, ptr %14, align 8
  %144 = extractvalue { ptr, i32 } %142, 1
  store i32 %144, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #8
  br label %145

145:                                              ; preds = %141, %137
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #8
  br label %153

146:                                              ; preds = %135
  %147 = landingpad { ptr, i32 }
          cleanup
  %148 = extractvalue { ptr, i32 } %147, 0
  store ptr %148, ptr %14, align 8
  %149 = extractvalue { ptr, i32 } %147, 1
  store i32 %149, ptr %15, align 4
  br label %153

150:                                              ; preds = %136, %133
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #8
  br label %151

151:                                              ; preds = %150
  %152 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %23) #8
  br label %93

153:                                              ; preds = %146, %145
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #8
  br label %154

154:                                              ; preds = %153, %116
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #8
  br label %180

155:                                              ; preds = %95
  br label %179

156:                                              ; preds = %77
  %157 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %158 unwind label %108

158:                                              ; preds = %156
  %159 = load i32, ptr %157, align 4, !tbaa !5
  %160 = icmp eq i32 %159, 1
  br i1 %160, label %161, label %178

161:                                              ; preds = %158
  %162 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %12, ptr noundef nonnull align 4 dereferenceable(8) %19)
          to label %163 unwind label %108

163:                                              ; preds = %161
  %164 = load i32, ptr %162, align 4, !tbaa !5
  %165 = add nsw i32 %164, 1
  store i32 %165, ptr %162, align 4, !tbaa !5
  %166 = getelementptr inbounds %"struct.std::pair", ptr %19, i32 0, i32 0
  %167 = load i32, ptr %166, align 4, !tbaa !14
  %168 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %167)
          to label %169 unwind label %108

169:                                              ; preds = %163
  %170 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %168, ptr noundef @.str)
          to label %171 unwind label %108

171:                                              ; preds = %169
  %172 = getelementptr inbounds %"struct.std::pair", ptr %19, i32 0, i32 1
  %173 = load i32, ptr %172, align 4, !tbaa !16
  %174 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %170, i32 noundef %173)
          to label %175 unwind label %108

175:                                              ; preds = %171
  %176 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %174, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %177 unwind label %108

177:                                              ; preds = %175
  br label %178

178:                                              ; preds = %177, %158
  br label %179

179:                                              ; preds = %178, %155
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br label %68, !llvm.loop !17

180:                                              ; preds = %154, %112, %108
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br label %183

181:                                              ; preds = %70
  call void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %13) #8
  call void @llvm.lifetime.end.p0(i64 80, ptr %13) #8
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %12) #8
  call void @llvm.lifetime.end.p0(i64 48, ptr %12) #8
  %182 = load i32, ptr %1, align 4
  ret i32 %182

183:                                              ; preds = %180, %104, %100
  call void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %13) #8
  br label %184

184:                                              ; preds = %183, %96
  call void @llvm.lifetime.end.p0(i64 80, ptr %13) #8
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %12) #8
  call void @llvm.lifetime.end.p0(i64 48, ptr %12) #8
  br label %185

185:                                              ; preds = %184
  %186 = load ptr, ptr %14, align 8
  %187 = load i32, ptr %15, align 4
  %188 = insertvalue { ptr, i32 } poison, ptr %186, 0
  %189 = insertvalue { ptr, i32 } %188, i32 %187, 1
  resume { ptr, i32 } %189
}

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

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 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) #7

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #2 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { "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 #8 = { 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, !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!15, !6, i64 0}
!15 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!16 = !{!15, !6, i64 4}
!17 = distinct !{!17, !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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>, std::_Select1st<std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>, std::_Select1st<std::pair<const std::pair<int, int>, std::vector<std::pair<int, int>>>>, std::less<std::pair<int, int>>>::_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::basic_ostream" = type { ptr, %"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 }
%"struct.std::pair" = type { i32, i32 }
%"class.std::map.3" = type { %"class.std::_Rb_tree.4" }
%"class.std::_Rb_tree.4" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, int>, std::_Select1st<std::pair<const std::pair<int, int>, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, int>, std::_Select1st<std::pair<const std::pair<int, int>, int>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl" }
%"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl" = type { %"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl_data" }
%"struct.std::_Deque_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@M = external dso_local global %"class.std::map", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"struct.std::pair", align 8
  %4 = alloca %"struct.std::pair", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::map.3", align 8
  %11 = alloca %"class.std::stack", align 8
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"struct.std::pair", align 8
  %16 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %17 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"struct.std::pair", align 8
  %21 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %22 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  store i32 0, ptr %1, align 4, !tbaa !5
  br label %.lr.ph.preheader

23:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %10) #7
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %11) #7
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %11)
          to label %47 unwind label %68

.lr.ph.preheader:                                 ; preds = %._crit_edge, %0
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  %24 = add nsw i32 %44, 1
  store i32 %24, ptr %1, align 4, !tbaa !5
  %25 = icmp slt i32 %44, 2
  br i1 %25, label %.lr.ph.preheader, label %23, !llvm.loop !9

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #7
  %26 = call i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %1, ptr noundef nonnull align 4 dereferenceable(4) %2)
  store i64 %26, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  %27 = load i32, ptr %1, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  store i32 %28, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #7
  %29 = load i32, ptr %2, align 4, !tbaa !5
  %30 = shl nsw i32 %29, 1
  store i32 %30, ptr %6, align 4, !tbaa !5
  %31 = call i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  store i64 %31, ptr %4, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #7
  %32 = load i32, ptr %1, align 4, !tbaa !5
  %33 = add nsw i32 %32, 1
  store i32 %33, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #7
  %34 = load i32, ptr %2, align 4, !tbaa !5
  %35 = shl nsw i32 %34, 1
  %36 = or disjoint i32 %35, 1
  store i32 %36, ptr %9, align 4, !tbaa !5
  %37 = call i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %9)
  store i64 %37, ptr %7, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #7
  %38 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %3)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %38, ptr noundef nonnull align 4 dereferenceable(8) %4)
  %39 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %3)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %39, ptr noundef nonnull align 4 dereferenceable(8) %7)
  %40 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %4)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %40, ptr noundef nonnull align 4 dereferenceable(8) %3)
  %41 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %7)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %41, ptr noundef nonnull align 4 dereferenceable(8) %3)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #7
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %2, align 4, !tbaa !5
  %44 = load i32, ptr %1, align 4, !tbaa !5
  %45 = shl nuw i32 1, %44
  %46 = icmp slt i32 %43, %45
  br i1 %46, label %.lr.ph, label %._crit_edge, !llvm.loop !11

47:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #7
  store i32 0, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %14) #7
  store i32 0, ptr %14, align 4, !tbaa !5
  %48 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %13, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %49 unwind label %70

49:                                               ; preds = %47
  store i64 %48, ptr %12, align 8
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80) %11, ptr noundef nonnull align 4 dereferenceable(8) %12)
          to label %50 unwind label %70

50:                                               ; preds = %49
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  %51 = call noundef zeroext i1 @_ZNKSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %11)
  br i1 %51, label %._crit_edge23, label %.lr.ph22

.lr.ph22:                                         ; preds = %50
  %52 = getelementptr inbounds i8, ptr %15, i64 4
  br label %53

53:                                               ; preds = %.lr.ph22, %120
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #7
  %54 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %11)
  %55 = load i64, ptr %54, align 4
  store i64 %55, ptr %15, align 8
  call void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %11)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #7
  %56 = invoke ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %57 unwind label %74

57:                                               ; preds = %53
  store ptr %56, ptr %16, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #7
  %58 = call ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  store ptr %58, ptr %17, align 8
  %59 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #7
  br i1 %59, label %60, label %101

60:                                               ; preds = %57
  %61 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %62 unwind label %72

62:                                               ; preds = %60
  store i32 1, ptr %61, align 4, !tbaa !5
  %63 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48) @M, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %64 unwind label %76

64:                                               ; preds = %62
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %18) #7
  %65 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %63) #7
  store ptr %65, ptr %18, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %19) #7
  %66 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %63) #7
  store ptr %66, ptr %19, align 8
  %67 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  br i1 %67, label %.lr.ph19, label %._crit_edge20

._crit_edge20:                                    ; preds = %97, %64
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %19) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %18) #7
  br label %120

68:                                               ; preds = %23
  %69 = landingpad { ptr, i32 }
          cleanup
  br label %124

70:                                               ; preds = %49, %47
  %71 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #7
  br label %123

72:                                               ; preds = %118, %115, %113, %108, %106, %101, %60
  %73 = landingpad { ptr, i32 }
          cleanup
  br label %122

74:                                               ; preds = %53
  %75 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #7
  br label %122

76:                                               ; preds = %62
  %77 = landingpad { ptr, i32 }
          cleanup
  br label %122

.lr.ph19:                                         ; preds = %64, %97
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %20) #7
  %78 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %18) #7
  %79 = load i64, ptr %78, align 4
  store i64 %79, ptr %20, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %21) #7
  %80 = invoke ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %81 unwind label %90

81:                                               ; preds = %.lr.ph19
  store ptr %80, ptr %21, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %22) #7
  %82 = call ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  store ptr %82, ptr %22, align 8
  %83 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull align 8 dereferenceable(8) %22) #7
  br i1 %83, label %.critedge, label %84

84:                                               ; preds = %81
  %85 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %86 unwind label %92

86:                                               ; preds = %84
  %87 = load i32, ptr %85, align 4, !tbaa !5
  %88 = icmp eq i32 %87, 1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %21) #7
  br i1 %88, label %89, label %97

.critedge:                                        ; preds = %81
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %21) #7
  br label %89

89:                                               ; preds = %.critedge, %86
  invoke void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80) %11, ptr noundef nonnull align 4 dereferenceable(8) %20)
          to label %97 unwind label %95

90:                                               ; preds = %.lr.ph19
  %91 = landingpad { ptr, i32 }
          cleanup
  br label %94

92:                                               ; preds = %84
  %93 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %22) #7
  br label %94

94:                                               ; preds = %92, %90
  %.pn = phi { ptr, i32 } [ %93, %92 ], [ %91, %90 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %21) #7
  br label %100

95:                                               ; preds = %89
  %96 = landingpad { ptr, i32 }
          cleanup
  br label %100

97:                                               ; preds = %89, %86
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %20) #7
  %98 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %18) #7
  %99 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  br i1 %99, label %.lr.ph19, label %._crit_edge20

100:                                              ; preds = %95, %94
  %.pn11 = phi { ptr, i32 } [ %96, %95 ], [ %.pn, %94 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %20) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %19) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %18) #7
  br label %122

101:                                              ; preds = %57
  %102 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %103 unwind label %72

103:                                              ; preds = %101
  %104 = load i32, ptr %102, align 4, !tbaa !5
  %105 = icmp eq i32 %104, 1
  br i1 %105, label %106, label %120

106:                                              ; preds = %103
  %107 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(8) %15)
          to label %108 unwind label %72

108:                                              ; preds = %106
  %109 = load i32, ptr %107, align 4, !tbaa !5
  %110 = add nsw i32 %109, 1
  store i32 %110, ptr %107, align 4, !tbaa !5
  %111 = load i32, ptr %15, align 8, !tbaa !12
  %112 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %111)
          to label %113 unwind label %72

113:                                              ; preds = %108
  %114 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %112, ptr noundef nonnull @.str)
          to label %115 unwind label %72

115:                                              ; preds = %113
  %116 = load i32, ptr %52, align 4, !tbaa !14
  %117 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %114, i32 noundef %116)
          to label %118 unwind label %72

118:                                              ; preds = %115
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %117, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %120 unwind label %72

120:                                              ; preds = %103, %118, %._crit_edge20
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  %121 = call noundef zeroext i1 @_ZNKSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %11)
  br i1 %121, label %._crit_edge23, label %53, !llvm.loop !15

122:                                              ; preds = %76, %100, %74, %72
  %.pn11.pn.pn = phi { ptr, i32 } [ %73, %72 ], [ %75, %74 ], [ %.pn11, %100 ], [ %77, %76 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #7
  br label %123

._crit_edge23:                                    ; preds = %120, %50
  call void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %11) #7
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %11) #7
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #7
  ret i32 0

123:                                              ; preds = %122, %70
  %.pn11.pn.pn.pn = phi { ptr, i32 } [ %.pn11.pn.pn, %122 ], [ %71, %70 ]
  call void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %11) #7
  br label %124

124:                                              ; preds = %123, %68
  %.pn11.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn11.pn.pn.pn, %123 ], [ %69, %68 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %11) #7
  call void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #7
  resume { ptr, i32 } %.pn11.pn.pn.pn.pn
}

; 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 uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt3mapISt4pairIiiESt6vectorIS1_SaIS1_EESt4lessIS1_ESaIS0_IKS1_S4_EEEixERS7_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEEC2IS4_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushEOS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEiEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE4findERS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEEixERS4_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEE4pushERKS1_(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 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 #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #6

; 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 #2 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: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackISt4pairIiiESt5dequeIS1_SaIS1_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEiSt4lessIS1_ESaIS0_IKS1_iEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { 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 #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 = { "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 0}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 4}
!15 = distinct !{!15, !10}


; Effective O3 passes: ADCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass