; LLVM IR from tommasocerruti/algolab-2024 :: src/week10/san_francisco/solution.ll (Z5solvev)

; 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<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"struct.std::pair" = type { i32, i32 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.12" = type { i8 }
%"class.std::allocator.7" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [12 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"struct.std::pair", align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::vector.5", align 8
  %17 = alloca %"class.std::vector.10", align 8
  %18 = alloca i64, align 8
  %19 = alloca %"class.std::allocator.12", align 1
  %20 = alloca %"class.std::allocator.7", align 1
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca i32, align 4
  %24 = alloca i32, align 4
  %25 = alloca ptr, align 8
  %26 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %27 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %28 = alloca ptr, align 8
  %29 = alloca i64, align 8
  %30 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  %31 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %32 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %31, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %33 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %32, ptr noundef nonnull align 8 dereferenceable(8) %3)
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #6
  %35 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #6
  call void @_ZNSaISt6vectorISt4pairIiiESaIS1_EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2EmRKS4_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %35, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %36 unwind label %43

36:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %37

37:                                               ; preds = %59, %36
  %38 = load i32, ptr %9, align 4, !tbaa !9
  %39 = sext i32 %38 to i64
  %40 = load i64, ptr %2, align 8, !tbaa !5
  %41 = icmp slt i64 %39, %40
  br i1 %41, label %47, label %42

42:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %71

43:                                               ; preds = %0
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %7, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %8, align 4
  call void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #6
  br label %252

47:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %49 unwind label %62

49:                                               ; preds = %47
  %50 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %48, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %51 unwind label %62

51:                                               ; preds = %49
  %52 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %50, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %53 unwind label %62

53:                                               ; preds = %51
  %54 = load i32, ptr %10, align 4, !tbaa !9
  %55 = sext i32 %54 to i64
  %56 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %55) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #6
  invoke void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %13, ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %57 unwind label %66

57:                                               ; preds = %53
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %56, ptr noundef nonnull align 4 dereferenceable(8) %13)
          to label %58 unwind label %66

58:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %59

59:                                               ; preds = %58
  %60 = load i32, ptr %9, align 4, !tbaa !9
  %61 = add nsw i32 %60, 1
  store i32 %61, ptr %9, align 4, !tbaa !9
  br label %37, !llvm.loop !11

62:                                               ; preds = %51, %49, %47
  %63 = landingpad { ptr, i32 }
          cleanup
  %64 = extractvalue { ptr, i32 } %63, 0
  store ptr %64, ptr %7, align 8
  %65 = extractvalue { ptr, i32 } %63, 1
  store i32 %65, ptr %8, align 4
  br label %70

66:                                               ; preds = %57, %53
  %67 = landingpad { ptr, i32 }
          cleanup
  %68 = extractvalue { ptr, i32 } %67, 0
  store ptr %68, ptr %7, align 8
  %69 = extractvalue { ptr, i32 } %67, 1
  store i32 %69, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #6
  br label %70

70:                                               ; preds = %66, %62
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %251

71:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 -1, ptr %14, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 0, ptr %15, align 4, !tbaa !9
  br label %72

72:                                               ; preds = %87, %71
  %73 = load i32, ptr %15, align 4, !tbaa !9
  %74 = sext i32 %73 to i64
  %75 = load i64, ptr %1, align 8, !tbaa !5
  %76 = icmp slt i64 %74, %75
  br i1 %76, label %78, label %77

77:                                               ; preds = %72
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %90

78:                                               ; preds = %72
  %79 = load i32, ptr %15, align 4, !tbaa !9
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %80) #6
  %82 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %81) #6
  %83 = icmp eq i64 %82, 0
  br i1 %83, label %84, label %86

84:                                               ; preds = %78
  %85 = load i32, ptr %15, align 4, !tbaa !9
  store i32 %85, ptr %14, align 4, !tbaa !9
  br label %86

86:                                               ; preds = %84, %78
  br label %87

87:                                               ; preds = %86
  %88 = load i32, ptr %15, align 4, !tbaa !9
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %15, align 4, !tbaa !9
  br label %72, !llvm.loop !13

90:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 24, ptr %16) #6
  %91 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %17) #6
  %92 = load i64, ptr %4, align 8, !tbaa !5
  %93 = add nsw i64 %92, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #6
  store i64 -1, ptr %18, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %19) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %17, i64 noundef %93, ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 1 dereferenceable(1) %19)
          to label %94 unwind label %102

94:                                               ; preds = %90
  call void @llvm.lifetime.start.p0(i64 1, ptr %20) #6
  call void @_ZNSaISt6vectorIlSaIlEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  invoke void @_ZNSt6vectorIS_IlSaIlEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %91, ptr noundef nonnull align 8 dereferenceable(24) %17, ptr noundef nonnull align 1 dereferenceable(1) %20)
          to label %95 unwind label %106

95:                                               ; preds = %94
  call void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #6
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !9
  br label %96

96:                                               ; preds = %116, %95
  %97 = load i32, ptr %21, align 4, !tbaa !9
  %98 = sext i32 %97 to i64
  %99 = load i64, ptr %1, align 8, !tbaa !5
  %100 = icmp slt i64 %98, %99
  br i1 %100, label %111, label %101

101:                                              ; preds = %96
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %119

102:                                              ; preds = %90
  %103 = landingpad { ptr, i32 }
          cleanup
  %104 = extractvalue { ptr, i32 } %103, 0
  store ptr %104, ptr %7, align 8
  %105 = extractvalue { ptr, i32 } %103, 1
  store i32 %105, ptr %8, align 4
  br label %110

106:                                              ; preds = %94
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %7, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %8, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #6
  br label %110

110:                                              ; preds = %106, %102
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %17) #6
  br label %250

111:                                              ; preds = %96
  %112 = load i32, ptr %21, align 4, !tbaa !9
  %113 = sext i32 %112 to i64
  %114 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %113) #6
  %115 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %114, i64 noundef 0) #6
  store i64 0, ptr %115, align 8, !tbaa !5
  br label %116

116:                                              ; preds = %111
  %117 = load i32, ptr %21, align 4, !tbaa !9
  %118 = add nsw i32 %117, 1
  store i32 %118, ptr %21, align 4, !tbaa !9
  br label %96, !llvm.loop !14

119:                                              ; preds = %101
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 1, ptr %22, align 4, !tbaa !9
  br label %120

120:                                              ; preds = %205, %119
  %121 = load i32, ptr %22, align 4, !tbaa !9
  %122 = sext i32 %121 to i64
  %123 = load i64, ptr %4, align 8, !tbaa !5
  %124 = icmp sle i64 %122, %123
  br i1 %124, label %126, label %125

125:                                              ; preds = %120
  store i32 11, ptr %23, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %208

126:                                              ; preds = %120
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #6
  store i32 0, ptr %24, align 4, !tbaa !9
  br label %127

127:                                              ; preds = %201, %126
  %128 = load i32, ptr %24, align 4, !tbaa !9
  %129 = sext i32 %128 to i64
  %130 = load i64, ptr %1, align 8, !tbaa !5
  %131 = icmp slt i64 %129, %130
  br i1 %131, label %133, label %132

132:                                              ; preds = %127
  store i32 14, ptr %23, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %204

133:                                              ; preds = %127
  %134 = load i32, ptr %24, align 4, !tbaa !9
  %135 = load i32, ptr %14, align 4, !tbaa !9
  %136 = icmp eq i32 %134, %135
  br i1 %136, label %137, label %149

137:                                              ; preds = %133
  %138 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef 0) #6
  %139 = load i32, ptr %22, align 4, !tbaa !9
  %140 = sext i32 %139 to i64
  %141 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %138, i64 noundef %140) #6
  %142 = load i64, ptr %141, align 8, !tbaa !5
  %143 = load i32, ptr %24, align 4, !tbaa !9
  %144 = sext i32 %143 to i64
  %145 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %144) #6
  %146 = load i32, ptr %22, align 4, !tbaa !9
  %147 = sext i32 %146 to i64
  %148 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %145, i64 noundef %147) #6
  store i64 %142, ptr %148, align 8, !tbaa !5
  br label %149

149:                                              ; preds = %137, %133
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #6
  %150 = load i32, ptr %24, align 4, !tbaa !9
  %151 = sext i32 %150 to i64
  %152 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %151) #6
  store ptr %152, ptr %25, align 8, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #6
  %153 = load ptr, ptr %25, align 8, !tbaa !15
  %154 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %153) #6
  %155 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %26, i32 0, i32 0
  store ptr %154, ptr %155, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %27) #6
  %156 = load ptr, ptr %25, align 8, !tbaa !15
  %157 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %156) #6
  %158 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %27, i32 0, i32 0
  store ptr %157, ptr %158, align 8
  br label %159

159:                                              ; preds = %194, %149
  %160 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef nonnull align 8 dereferenceable(8) %27) #6
  br i1 %160, label %162, label %161

161:                                              ; preds = %159
  store i32 17, ptr %23, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  br label %200

162:                                              ; preds = %159
  call void @llvm.lifetime.start.p0(i64 8, ptr %28) #6
  %163 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %26) #6
  store ptr %163, ptr %28, align 8, !tbaa !15
  %164 = load i32, ptr %24, align 4, !tbaa !9
  %165 = sext i32 %164 to i64
  %166 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %165) #6
  %167 = load i32, ptr %22, align 4, !tbaa !9
  %168 = sext i32 %167 to i64
  %169 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %166, i64 noundef %168) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %29) #6
  %170 = load ptr, ptr %28, align 8, !tbaa !15
  %171 = getelementptr inbounds %"struct.std::pair", ptr %170, i32 0, i32 0
  %172 = load i32, ptr %171, align 4, !tbaa !17
  %173 = sext i32 %172 to i64
  %174 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %173) #6
  %175 = load i32, ptr %22, align 4, !tbaa !9
  %176 = sub nsw i32 %175, 1
  %177 = sext i32 %176 to i64
  %178 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %174, i64 noundef %177) #6
  %179 = load i64, ptr %178, align 8, !tbaa !5
  %180 = load ptr, ptr %28, align 8, !tbaa !15
  %181 = getelementptr inbounds %"struct.std::pair", ptr %180, i32 0, i32 1
  %182 = load i32, ptr %181, align 4, !tbaa !19
  %183 = sext i32 %182 to i64
  %184 = add nsw i64 %179, %183
  store i64 %184, ptr %29, align 8, !tbaa !5
  %185 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %169, ptr noundef nonnull align 8 dereferenceable(8) %29)
          to label %186 unwind label %196

186:                                              ; preds = %162
  %187 = load i64, ptr %185, align 8, !tbaa !5
  %188 = load i32, ptr %24, align 4, !tbaa !9
  %189 = sext i32 %188 to i64
  %190 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %189) #6
  %191 = load i32, ptr %22, align 4, !tbaa !9
  %192 = sext i32 %191 to i64
  %193 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %190, i64 noundef %192) #6
  store i64 %187, ptr %193, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #6
  br label %194

194:                                              ; preds = %186
  %195 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %26) #6
  br label %159

196:                                              ; preds = %162
  %197 = landingpad { ptr, i32 }
          cleanup
  %198 = extractvalue { ptr, i32 } %197, 0
  store ptr %198, ptr %7, align 8
  %199 = extractvalue { ptr, i32 } %197, 1
  store i32 %199, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %28) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %249

200:                                              ; preds = %161
  br label %201

201:                                              ; preds = %200
  %202 = load i32, ptr %24, align 4, !tbaa !9
  %203 = add nsw i32 %202, 1
  store i32 %203, ptr %24, align 4, !tbaa !9
  br label %127, !llvm.loop !20

204:                                              ; preds = %132
  br label %205

205:                                              ; preds = %204
  %206 = load i32, ptr %22, align 4, !tbaa !9
  %207 = add nsw i32 %206, 1
  store i32 %207, ptr %22, align 4, !tbaa !9
  br label %120, !llvm.loop !21

208:                                              ; preds = %125
  call void @llvm.lifetime.start.p0(i64 4, ptr %30) #6
  store i32 0, ptr %30, align 4, !tbaa !9
  br label %209

209:                                              ; preds = %234, %208
  %210 = load i32, ptr %30, align 4, !tbaa !9
  %211 = sext i32 %210 to i64
  %212 = load i64, ptr %4, align 8, !tbaa !5
  %213 = icmp sle i64 %211, %212
  br i1 %213, label %215, label %214

214:                                              ; preds = %209
  store i32 19, ptr %23, align 4
  br label %237

215:                                              ; preds = %209
  %216 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef 0) #6
  %217 = load i32, ptr %30, align 4, !tbaa !9
  %218 = sext i32 %217 to i64
  %219 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %216, i64 noundef %218) #6
  %220 = load i64, ptr %219, align 8, !tbaa !5
  %221 = load i64, ptr %3, align 8, !tbaa !5
  %222 = icmp sge i64 %220, %221
  br i1 %222, label %223, label %233

223:                                              ; preds = %215
  %224 = load i32, ptr %30, align 4, !tbaa !9
  %225 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %224)
          to label %226 unwind label %229

226:                                              ; preds = %223
  %227 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %225, i8 noundef signext 10)
          to label %228 unwind label %229

228:                                              ; preds = %226
  store i32 1, ptr %23, align 4
  br label %237

229:                                              ; preds = %226, %223
  %230 = landingpad { ptr, i32 }
          cleanup
  %231 = extractvalue { ptr, i32 } %230, 0
  store ptr %231, ptr %7, align 8
  %232 = extractvalue { ptr, i32 } %230, 1
  store i32 %232, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #6
  br label %249

233:                                              ; preds = %215
  br label %234

234:                                              ; preds = %233
  %235 = load i32, ptr %30, align 4, !tbaa !9
  %236 = add nsw i32 %235, 1
  store i32 %236, ptr %30, align 4, !tbaa !9
  br label %209, !llvm.loop !22

237:                                              ; preds = %228, %214
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #6
  %238 = load i32, ptr %23, align 4
  switch i32 %238, label %242 [
    i32 19, label %239
  ]

239:                                              ; preds = %237
  %240 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %241 unwind label %245

241:                                              ; preds = %239
  store i32 0, ptr %23, align 4
  br label %242

242:                                              ; preds = %241, %237
  call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #6
  %243 = load i32, ptr %23, align 4
  switch i32 %243, label %258 [
    i32 0, label %244
    i32 1, label %244
  ]

244:                                              ; preds = %242, %242
  ret void

245:                                              ; preds = %239
  %246 = landingpad { ptr, i32 }
          cleanup
  %247 = extractvalue { ptr, i32 } %246, 0
  store ptr %247, ptr %7, align 8
  %248 = extractvalue { ptr, i32 } %246, 1
  store i32 %248, ptr %8, align 4
  br label %249

249:                                              ; preds = %245, %229, %196
  call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  br label %250

250:                                              ; preds = %249, %110
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %251

251:                                              ; preds = %250, %70
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  br label %252

252:                                              ; preds = %251, %43
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #6
  br label %253

253:                                              ; preds = %252
  %254 = load ptr, ptr %7, align 8
  %255 = load i32, ptr %8, align 4
  %256 = insertvalue { ptr, i32 } poison, ptr %254, 0
  %257 = insertvalue { ptr, i32 } %256, i32 %255, 1
  resume { ptr, i32 } %257

258:                                              ; preds = %242
  unreachable
}

; 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 noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorISt4pairIiiESaIS1_EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2EmRKS4_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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) #1

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 noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIlSaIlEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

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

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; 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)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

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

; 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) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "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 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = !{!16, !16, i64 0}
!16 = !{!"any pointer", !7, i64 0}
!17 = !{!18, !10, i64 0}
!18 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!19 = !{!18, !10, i64 4}
!20 = distinct !{!20, !12}
!21 = distinct !{!21, !12}
!22 = distinct !{!22, !12}


; 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<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<std::pair<int, int>>, std::allocator<std::vector<std::pair<int, int>>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"struct.std::pair" = type { i32, i32 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.12" = type { i8 }
%"class.std::allocator.7" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [12 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::pair", align 4
  %11 = alloca %"class.std::vector.5", align 8
  %12 = alloca %"class.std::vector.10", align 8
  %13 = alloca i64, align 8
  %14 = alloca %"class.std::allocator.12", align 1
  %15 = alloca %"class.std::allocator.7", align 1
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %20 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %19, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 8 dereferenceable(8) %3)
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %21, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #6
  %23 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaISt6vectorISt4pairIiiESaIS1_EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2EmRKS4_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %23, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %24 unwind label %29

24:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  %25 = load i64, ptr %2, align 8, !tbaa !5
  %26 = icmp sgt i64 %25, 0
  br i1 %26, label %.lr.ph, label %.preheader66

.preheader66:                                     ; preds = %40, %24
  %27 = load i64, ptr %1, align 8, !tbaa !5
  %28 = icmp sgt i64 %27, 0
  br i1 %28, label %.lr.ph71, label %._crit_edge

29:                                               ; preds = %0
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %133

.lr.ph:                                           ; preds = %24, %40
  %indvars.iv = phi i64 [ %indvars.iv.next, %40 ], [ 0, %24 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #6
  %31 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %32 unwind label %43

32:                                               ; preds = %.lr.ph
  %33 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %31, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %34 unwind label %43

34:                                               ; preds = %32
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %36 unwind label %43

36:                                               ; preds = %34
  %37 = load i32, ptr %7, align 4, !tbaa !9
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %38) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #6
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %10, ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %9)
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %39, ptr noundef nonnull align 4 dereferenceable(8) %10)
          to label %40 unwind label %45

40:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %41 = load i64, ptr %2, align 8, !tbaa !5
  %42 = icmp sgt i64 %41, %indvars.iv.next
  br i1 %42, label %.lr.ph, label %.preheader66, !llvm.loop !11

43:                                               ; preds = %34, %32, %.lr.ph
  %44 = landingpad { ptr, i32 }
          cleanup
  br label %47

45:                                               ; preds = %36
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  br label %47

47:                                               ; preds = %45, %43
  %.pn60 = phi { ptr, i32 } [ %46, %45 ], [ %44, %43 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  br label %132

._crit_edge.loopexit:                             ; preds = %.lr.ph71
  %48 = zext i32 %spec.select to i64
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader66
  %.046.lcssa = phi i64 [ 4294967295, %.preheader66 ], [ %48, %._crit_edge.loopexit ]
  %.lcssa = phi i64 [ %27, %.preheader66 ], [ %55, %._crit_edge.loopexit ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %12) #6
  %49 = load i64, ptr %4, align 8, !tbaa !5
  %50 = add nsw i64 %49, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #6
  store i64 -1, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %14) #6
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %50, ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %57 unwind label %64

.lr.ph71:                                         ; preds = %.preheader66, %.lr.ph71
  %indvars.iv91 = phi i64 [ %indvars.iv.next92, %.lr.ph71 ], [ 0, %.preheader66 ]
  %.04669 = phi i32 [ %spec.select, %.lr.ph71 ], [ -1, %.preheader66 ]
  %51 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv91) #6
  %52 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %51) #6
  %53 = icmp eq i64 %52, 0
  %54 = trunc nuw nsw i64 %indvars.iv91 to i32
  %spec.select = select i1 %53, i32 %54, i32 %.04669
  %indvars.iv.next92 = add nuw nsw i64 %indvars.iv91, 1
  %55 = load i64, ptr %1, align 8, !tbaa !5
  %56 = icmp sgt i64 %55, %indvars.iv.next92
  br i1 %56, label %.lr.ph71, label %._crit_edge.loopexit, !llvm.loop !13

57:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %15) #6
  call void @_ZNSaISt6vectorIlSaIlEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  invoke void @_ZNSt6vectorIS_IlSaIlEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %.lcssa, ptr noundef nonnull align 8 dereferenceable(24) %12, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %58 unwind label %66

58:                                               ; preds = %57
  call void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #6
  %59 = load i64, ptr %1, align 8, !tbaa !5
  %60 = icmp sgt i64 %59, 0
  br i1 %60, label %.lr.ph75, label %.preheader65

.preheader65:                                     ; preds = %.lr.ph75, %58
  %61 = phi i64 [ %59, %58 ], [ %71, %.lr.ph75 ]
  %62 = load i64, ptr %4, align 8, !tbaa !5
  %.not82 = icmp slt i64 %62, 1
  br i1 %.not82, label %.preheader, label %.preheader64.lr.ph

.preheader64.lr.ph:                               ; preds = %.preheader65
  %63 = icmp sgt i64 %61, 0
  br i1 %63, label %.preheader64, label %.lr.ph86.preheader

64:                                               ; preds = %._crit_edge
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %68

66:                                               ; preds = %57
  %67 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #6
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  br label %68

68:                                               ; preds = %66, %64
  %.pn = phi { ptr, i32 } [ %67, %66 ], [ %65, %64 ]
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #6
  br label %131

.lr.ph75:                                         ; preds = %58, %.lr.ph75
  %indvars.iv94 = phi i64 [ %indvars.iv.next95, %.lr.ph75 ], [ 0, %58 ]
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %indvars.iv94) #6
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %69, i64 noundef 0) #6
  store i64 0, ptr %70, align 8, !tbaa !5
  %indvars.iv.next95 = add nuw nsw i64 %indvars.iv94, 1
  %71 = load i64, ptr %1, align 8, !tbaa !5
  %72 = icmp sgt i64 %71, %indvars.iv.next95
  br i1 %72, label %.lr.ph75, label %.preheader65, !llvm.loop !14

.preheader64:                                     ; preds = %.preheader64.lr.ph, %._crit_edge81
  %73 = phi i64 [ %78, %._crit_edge81 ], [ %62, %.preheader64.lr.ph ]
  %74 = phi i64 [ %79, %._crit_edge81 ], [ %61, %.preheader64.lr.ph ]
  %indvars.iv103 = phi i64 [ %indvars.iv.next104, %._crit_edge81 ], [ 1, %.preheader64.lr.ph ]
  %75 = icmp sgt i64 %74, 0
  br i1 %75, label %.lr.ph80, label %._crit_edge81

.lr.ph80:                                         ; preds = %.preheader64
  %76 = add nsw i64 %indvars.iv103, -1
  br label %80

.preheader:                                       ; preds = %._crit_edge81, %.preheader65
  %77 = phi i64 [ %62, %.preheader65 ], [ %78, %._crit_edge81 ]
  %.not5584 = icmp slt i64 %77, 0
  br i1 %.not5584, label %.critedge, label %.lr.ph86.preheader

.lr.ph86.preheader:                               ; preds = %.preheader64.lr.ph, %.preheader
  br label %.lr.ph86

._crit_edge81.loopexit:                           ; preds = %._crit_edge78
  %.pre = load i64, ptr %4, align 8, !tbaa !5
  br label %._crit_edge81

._crit_edge81:                                    ; preds = %._crit_edge81.loopexit, %.preheader64
  %78 = phi i64 [ %.pre, %._crit_edge81.loopexit ], [ %73, %.preheader64 ]
  %79 = phi i64 [ %93, %._crit_edge81.loopexit ], [ %74, %.preheader64 ]
  %indvars.iv.next104 = add nuw nsw i64 %indvars.iv103, 1
  %.not.not = icmp sgt i64 %78, %indvars.iv103
  br i1 %.not.not, label %.preheader64, label %.preheader, !llvm.loop !15

80:                                               ; preds = %.lr.ph80, %._crit_edge78
  %indvars.iv100 = phi i64 [ 0, %.lr.ph80 ], [ %indvars.iv.next101, %._crit_edge78 ]
  %81 = icmp eq i64 %indvars.iv100, %.046.lcssa
  br i1 %81, label %82, label %88

82:                                               ; preds = %80
  %83 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef 0) #6
  %84 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %83, i64 noundef %indvars.iv103) #6
  %85 = load i64, ptr %84, align 8, !tbaa !5
  %86 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %.046.lcssa) #6
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %86, i64 noundef %indvars.iv103) #6
  store i64 %85, ptr %87, align 8, !tbaa !5
  br label %88

88:                                               ; preds = %82, %80
  %89 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv100) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %16) #6
  %90 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %89) #6
  store ptr %90, ptr %16, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #6
  %91 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %89) #6
  store ptr %91, ptr %17, align 8
  %92 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #6
  br i1 %92, label %.lr.ph77, label %._crit_edge78

._crit_edge78:                                    ; preds = %.lr.ph77, %88
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %16) #6
  %indvars.iv.next101 = add nuw nsw i64 %indvars.iv100, 1
  %93 = load i64, ptr %1, align 8, !tbaa !5
  %94 = icmp sgt i64 %93, %indvars.iv.next101
  br i1 %94, label %80, label %._crit_edge81.loopexit, !llvm.loop !17

.lr.ph77:                                         ; preds = %88, %.lr.ph77
  %95 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #6
  %96 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %indvars.iv100) #6
  %97 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %96, i64 noundef %indvars.iv103) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %18) #6
  %98 = load i32, ptr %95, align 4, !tbaa !18
  %99 = sext i32 %98 to i64
  %100 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %99) #6
  %101 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %100, i64 noundef %76) #6
  %102 = load i64, ptr %101, align 8, !tbaa !5
  %103 = getelementptr inbounds i8, ptr %95, i64 4
  %104 = load i32, ptr %103, align 4, !tbaa !20
  %105 = sext i32 %104 to i64
  %106 = add nsw i64 %102, %105
  store i64 %106, ptr %18, align 8, !tbaa !5
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %97, ptr noundef nonnull align 8 dereferenceable(8) %18)
  %108 = load i64, ptr %107, align 8, !tbaa !5
  %109 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %indvars.iv100) #6
  %110 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %109, i64 noundef %indvars.iv103) #6
  store i64 %108, ptr %110, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %18) #6
  %111 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %16) #6
  %112 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %17) #6
  br i1 %112, label %.lr.ph77, label %._crit_edge78

.lr.ph86:                                         ; preds = %.lr.ph86.preheader, %124
  %indvars.iv106 = phi i64 [ %indvars.iv.next107, %124 ], [ 0, %.lr.ph86.preheader ]
  %113 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef 0) #6
  %114 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %113, i64 noundef %indvars.iv106) #6
  %115 = load i64, ptr %114, align 8, !tbaa !5
  %116 = load i64, ptr %3, align 8, !tbaa !5
  %.not56 = icmp slt i64 %115, %116
  br i1 %.not56, label %124, label %117

117:                                              ; preds = %.lr.ph86
  %118 = trunc nuw nsw i64 %indvars.iv106 to i32
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %118)
          to label %120 unwind label %122

120:                                              ; preds = %117
  %121 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %119, i8 noundef signext 10)
          to label %127 unwind label %122

122:                                              ; preds = %120, %117
  %123 = landingpad { ptr, i32 }
          cleanup
  br label %130

124:                                              ; preds = %.lr.ph86
  %indvars.iv.next107 = add nuw nsw i64 %indvars.iv106, 1
  %125 = load i64, ptr %4, align 8, !tbaa !5
  %.not55.not = icmp sgt i64 %125, %indvars.iv106
  br i1 %.not55.not, label %.lr.ph86, label %.critedge, !llvm.loop !21

.critedge:                                        ; preds = %124, %.preheader
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %127 unwind label %128

127:                                              ; preds = %120, %.critedge
  call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %11) #6
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  ret void

128:                                              ; preds = %.critedge
  %129 = landingpad { ptr, i32 }
          cleanup
  br label %130

130:                                              ; preds = %128, %122
  %.pn57 = phi { ptr, i32 } [ %129, %128 ], [ %123, %122 ]
  call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  br label %131

131:                                              ; preds = %130, %68
  %.pn57.pn = phi { ptr, i32 } [ %.pn57, %130 ], [ %.pn, %68 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %11) #6
  br label %132

132:                                              ; preds = %131, %47
  %.pn60.pn = phi { ptr, i32 } [ %.pn60, %47 ], [ %.pn57.pn, %131 ]
  call void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  br label %133

133:                                              ; preds = %132, %29
  %.pn60.pn.pn = phi { ptr, i32 } [ %.pn60.pn, %132 ], [ %30, %29 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn60.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 noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorISt4pairIiiESaIS1_EEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEC2EmRKS4_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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) #1

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 noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIlSaIlEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) 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 #2 align 2

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(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 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) 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 #3

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_ISt4pairIiiESaIS1_EESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorISt4pairIiiESaIS2_EEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIlSaIlEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "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 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12, !16}
!16 = !{!"llvm.loop.unswitch.partial.disable"}
!17 = distinct !{!17, !12}
!18 = !{!19, !10, i64 0}
!19 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!20 = !{!19, !10, i64 4}
!21 = distinct !{!21, !12}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimpleLoopUnswitchPass,SimplifyCFGPass