; LLVM IR from Tunghohin/Competitive_Coding :: Codeforces/cf1971_G2.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::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; 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 %"class.std::vector", align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.std::vector.0", align 8
  %16 = alloca i64, align 8
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca i64, align 8
  %21 = alloca i64, align 8
  %22 = alloca i64, align 8
  %23 = alloca i64, align 8
  %24 = alloca i64, align 8
  %25 = alloca i64, align 8
  %26 = alloca i64, align 8
  %27 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %29 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %28, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #5
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %30

30:                                               ; preds = %54, %0
  %31 = load i64, ptr %4, align 8, !tbaa !5
  %32 = load i64, ptr %1, align 8, !tbaa !5
  %33 = icmp slt i64 %31, %32
  br i1 %33, label %35, label %34

34:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  br label %71

35:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %37 unwind label %57

37:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %38 = load i64, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %39 = load i64, ptr %4, align 8, !tbaa !5
  %40 = add nsw i64 %39, 1
  store i64 %40, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %41 = load i64, ptr %1, align 8, !tbaa !5
  %42 = load i64, ptr %4, align 8, !tbaa !5
  %43 = sub nsw i64 %41, %42
  store i64 %43, ptr %11, align 8, !tbaa !5
  %44 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %45 unwind label %61

45:                                               ; preds = %37
  %46 = load i64, ptr %44, align 8, !tbaa !5
  %47 = add nsw i64 %38, %46
  store i64 %47, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %48 = load i64, ptr %5, align 8, !tbaa !5
  %49 = add nsw i64 %48, 1
  %50 = load i64, ptr %4, align 8, !tbaa !5
  %51 = add nsw i64 %49, %50
  store i64 %51, ptr %12, align 8, !tbaa !5
  invoke void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %52 unwind label %65

52:                                               ; preds = %45
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(16) %8)
          to label %53 unwind label %65

53:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %54

54:                                               ; preds = %53
  %55 = load i64, ptr %4, align 8, !tbaa !5
  %56 = add nsw i64 %55, 1
  store i64 %56, ptr %4, align 8, !tbaa !5
  br label %30, !llvm.loop !9

57:                                               ; preds = %35
  %58 = landingpad { ptr, i32 }
          cleanup
  %59 = extractvalue { ptr, i32 } %58, 0
  store ptr %59, ptr %6, align 8
  %60 = extractvalue { ptr, i32 } %58, 1
  store i32 %60, ptr %7, align 4
  br label %70

61:                                               ; preds = %37
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %6, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %7, align 4
  br label %69

65:                                               ; preds = %52, %45
  %66 = landingpad { ptr, i32 }
          cleanup
  %67 = extractvalue { ptr, i32 } %66, 0
  store ptr %67, ptr %6, align 8
  %68 = extractvalue { ptr, i32 } %66, 1
  store i32 %68, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %69

69:                                               ; preds = %65, %61
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  br label %70

70:                                               ; preds = %69, %57
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  br label %193

71:                                               ; preds = %34
  %72 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %72, ptr %73, align 8
  %74 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %74, ptr %75, align 8
  %76 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %77 = load ptr, ptr %76, align 8
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %79 = load ptr, ptr %78, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %77, ptr %79)
          to label %80 unwind label %87

80:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 24, ptr %15) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  store i64 0, ptr %16, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %15, ptr noundef nonnull align 8 dereferenceable(8) %16)
          to label %81 unwind label %91

81:                                               ; preds = %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  store i64 0, ptr %17, align 8, !tbaa !5
  br label %82

82:                                               ; preds = %104, %81
  %83 = load i64, ptr %17, align 8, !tbaa !5
  %84 = load i64, ptr %1, align 8, !tbaa !5
  %85 = icmp slt i64 %83, %84
  br i1 %85, label %95, label %86

86:                                               ; preds = %82
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %111

87:                                               ; preds = %71
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %6, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %7, align 4
  br label %193

91:                                               ; preds = %80
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %6, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %192

95:                                               ; preds = %82
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #5
  %96 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %97 = load i64, ptr %96, align 8, !tbaa !5
  %98 = load i64, ptr %17, align 8, !tbaa !5
  %99 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %98) #5
  %100 = getelementptr inbounds %"struct.std::pair", ptr %99, i32 0, i32 0
  %101 = load i64, ptr %100, align 8, !tbaa !11
  %102 = add nsw i64 %97, %101
  store i64 %102, ptr %18, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %15, ptr noundef nonnull align 8 dereferenceable(8) %18)
          to label %103 unwind label %107

103:                                              ; preds = %95
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  br label %104

104:                                              ; preds = %103
  %105 = load i64, ptr %17, align 8, !tbaa !5
  %106 = add nsw i64 %105, 1
  store i64 %106, ptr %17, align 8, !tbaa !5
  br label %82, !llvm.loop !13

107:                                              ; preds = %95
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %6, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %192

111:                                              ; preds = %86
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #5
  store i64 0, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #5
  store i64 0, ptr %20, align 8, !tbaa !5
  br label %112

112:                                              ; preds = %173, %111
  %113 = load i64, ptr %20, align 8, !tbaa !5
  %114 = load i64, ptr %1, align 8, !tbaa !5
  %115 = icmp slt i64 %113, %114
  br i1 %115, label %117, label %116

116:                                              ; preds = %112
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br label %181

117:                                              ; preds = %112
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #5
  %118 = load i64, ptr %2, align 8, !tbaa !5
  %119 = load i64, ptr %20, align 8, !tbaa !5
  %120 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %119) #5
  %121 = getelementptr inbounds %"struct.std::pair", ptr %120, i32 0, i32 1
  %122 = load i64, ptr %121, align 8, !tbaa !14
  %123 = sub nsw i64 %118, %122
  store i64 %123, ptr %21, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %22) #5
  store i64 0, ptr %22, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #5
  %124 = load i64, ptr %1, align 8, !tbaa !5
  store i64 %124, ptr %23, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #5
  store i64 0, ptr %24, align 8, !tbaa !5
  br label %125

125:                                              ; preds = %168, %117
  %126 = load i64, ptr %22, align 8, !tbaa !5
  %127 = load i64, ptr %23, align 8, !tbaa !5
  %128 = icmp sle i64 %126, %127
  br i1 %128, label %129, label %169

129:                                              ; preds = %125
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #5
  %130 = load i64, ptr %22, align 8, !tbaa !5
  %131 = load i64, ptr %23, align 8, !tbaa !5
  %132 = add nsw i64 %130, %131
  %133 = ashr i64 %132, 1
  store i64 %133, ptr %25, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #5
  %134 = load i64, ptr %25, align 8, !tbaa !5
  store i64 %134, ptr %26, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %27) #5
  %135 = load i64, ptr %25, align 8, !tbaa !5
  %136 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %135) #5
  %137 = load i64, ptr %136, align 8, !tbaa !5
  store i64 %137, ptr %27, align 8, !tbaa !5
  %138 = load i64, ptr %25, align 8, !tbaa !5
  %139 = load i64, ptr %20, align 8, !tbaa !5
  %140 = icmp sgt i64 %138, %139
  br i1 %140, label %141, label %148

141:                                              ; preds = %129
  %142 = load i64, ptr %20, align 8, !tbaa !5
  %143 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %142) #5
  %144 = getelementptr inbounds %"struct.std::pair", ptr %143, i32 0, i32 0
  %145 = load i64, ptr %144, align 8, !tbaa !11
  %146 = load i64, ptr %27, align 8, !tbaa !5
  %147 = sub nsw i64 %146, %145
  store i64 %147, ptr %27, align 8, !tbaa !5
  br label %151

148:                                              ; preds = %129
  %149 = load i64, ptr %26, align 8, !tbaa !5
  %150 = add nsw i64 %149, 1
  store i64 %150, ptr %26, align 8, !tbaa !5
  br label %151

151:                                              ; preds = %148, %141
  %152 = load i64, ptr %27, align 8, !tbaa !5
  %153 = load i64, ptr %21, align 8, !tbaa !5
  %154 = icmp sle i64 %152, %153
  br i1 %154, label %155, label %165

155:                                              ; preds = %151
  %156 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef nonnull align 8 dereferenceable(8) %26)
          to label %157 unwind label %161

157:                                              ; preds = %155
  %158 = load i64, ptr %156, align 8, !tbaa !5
  store i64 %158, ptr %24, align 8, !tbaa !5
  %159 = load i64, ptr %25, align 8, !tbaa !5
  %160 = add nsw i64 %159, 1
  store i64 %160, ptr %22, align 8, !tbaa !5
  br label %168

161:                                              ; preds = %155
  %162 = landingpad { ptr, i32 }
          cleanup
  %163 = extractvalue { ptr, i32 } %162, 0
  store ptr %163, ptr %6, align 8
  %164 = extractvalue { ptr, i32 } %162, 1
  store i32 %164, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #5
  br label %180

165:                                              ; preds = %151
  %166 = load i64, ptr %25, align 8, !tbaa !5
  %167 = sub nsw i64 %166, 1
  store i64 %167, ptr %23, align 8, !tbaa !5
  br label %168

168:                                              ; preds = %165, %157
  call void @llvm.lifetime.end.p0(i64 8, ptr %27) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #5
  br label %125, !llvm.loop !15

169:                                              ; preds = %125
  %170 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %24)
          to label %171 unwind label %176

171:                                              ; preds = %169
  %172 = load i64, ptr %170, align 8, !tbaa !5
  store i64 %172, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  br label %173

173:                                              ; preds = %171
  %174 = load i64, ptr %20, align 8, !tbaa !5
  %175 = add nsw i64 %174, 1
  store i64 %175, ptr %20, align 8, !tbaa !5
  br label %112, !llvm.loop !16

176:                                              ; preds = %169
  %177 = landingpad { ptr, i32 }
          cleanup
  %178 = extractvalue { ptr, i32 } %177, 0
  store ptr %178, ptr %6, align 8
  %179 = extractvalue { ptr, i32 } %177, 1
  store i32 %179, ptr %7, align 4
  br label %180

180:                                              ; preds = %176, %161
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %22) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #5
  br label %191

181:                                              ; preds = %116
  %182 = load i64, ptr %19, align 8, !tbaa !5
  %183 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %182)
          to label %184 unwind label %187

184:                                              ; preds = %181
  %185 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %183, i8 noundef signext 10)
          to label %186 unwind label %187

186:                                              ; preds = %184
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #5
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  ret void

187:                                              ; preds = %184, %181
  %188 = landingpad { ptr, i32 }
          cleanup
  %189 = extractvalue { ptr, i32 } %188, 0
  store ptr %189, ptr %6, align 8
  %190 = extractvalue { ptr, i32 } %188, 1
  store i32 %190, ptr %7, align 4
  br label %191

191:                                              ; preds = %187, %180
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #5
  br label %192

192:                                              ; preds = %191, %107, %91
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %15) #5
  br label %193

193:                                              ; preds = %192, %87, %70
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  br label %194

194:                                              ; preds = %193
  %195 = load ptr, ptr %6, align 8
  %196 = load i32, ptr %7, align 4
  %197 = insertvalue { ptr, i32 } poison, ptr %195, 0
  %198 = insertvalue { ptr, i32 } %197, i32 %196, 1
  resume { ptr, i32 } %198
}

; 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 @_ZNSirsERx(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 @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_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 @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; 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) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 #4 = { 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 #5 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!13 = distinct !{!13, !10}
!14 = !{!12, !6, i64 8}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i64, i64 }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; 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 %"class.std::vector", align 8
  %4 = alloca i64, align 8
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca %"class.std::vector.0", align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %18 = load i64, ptr %1, align 8, !tbaa !5
  %19 = icmp sgt i64 %18, 0
  br i1 %19, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %33, %0
  %20 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %21 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %20, ptr %21)
          to label %41 unwind label %46

.lr.ph:                                           ; preds = %0, %33
  %.02743 = phi i64 [ %25, %33 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %22 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %23 unwind label %36

23:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  %24 = load i64, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %25 = add nuw nsw i64 %.02743, 1
  store i64 %25, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %26 = load i64, ptr %1, align 8, !tbaa !5
  %27 = sub nsw i64 %26, %.02743
  store i64 %27, ptr %8, align 8, !tbaa !5
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8)
  %29 = load i64, ptr %28, align 8, !tbaa !5
  %30 = add nsw i64 %29, %24
  store i64 %30, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %31 = load i64, ptr %4, align 8, !tbaa !5
  %32 = add i64 %25, %31
  store i64 %32, ptr %9, align 8, !tbaa !5
  call void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %9)
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %33 unwind label %38

33:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  %34 = load i64, ptr %1, align 8, !tbaa !5
  %35 = icmp slt i64 %25, %34
  br i1 %35, label %.lr.ph, label %._crit_edge, !llvm.loop !9

36:                                               ; preds = %.lr.ph
  %37 = landingpad { ptr, i32 }
          cleanup
  br label %40

38:                                               ; preds = %23
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #5
  br label %40

40:                                               ; preds = %38, %36
  %.pn40 = phi { ptr, i32 } [ %39, %38 ], [ %37, %36 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %100

41:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %10) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %42 unwind label %48

42:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  %43 = load i64, ptr %1, align 8, !tbaa !5
  %44 = icmp sgt i64 %43, 0
  br i1 %44, label %.lr.ph46, label %._crit_edge47.thread

._crit_edge47.thread:                             ; preds = %42
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  store i64 0, ptr %13, align 8, !tbaa !5
  br label %._crit_edge57

._crit_edge47:                                    ; preds = %55
  %45 = icmp sgt i64 %57, 0
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #5
  store i64 0, ptr %13, align 8, !tbaa !5
  br i1 %45, label %.lr.ph56, label %._crit_edge57

46:                                               ; preds = %._crit_edge
  %47 = landingpad { ptr, i32 }
          cleanup
  br label %100

48:                                               ; preds = %41
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  br label %99

.lr.ph46:                                         ; preds = %42, %55
  %.03444 = phi i64 [ %56, %55 ], [ 0, %42 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  %51 = load i64, ptr %50, align 8, !tbaa !5
  %52 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.03444) #5
  %53 = load i64, ptr %52, align 8, !tbaa !11
  %54 = add nsw i64 %53, %51
  store i64 %54, ptr %12, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %55 unwind label %59

55:                                               ; preds = %.lr.ph46
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  %56 = add nuw nsw i64 %.03444, 1
  %57 = load i64, ptr %1, align 8, !tbaa !5
  %58 = icmp slt i64 %56, %57
  br i1 %58, label %.lr.ph46, label %._crit_edge47, !llvm.loop !13

59:                                               ; preds = %.lr.ph46
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  br label %99

._crit_edge57:                                    ; preds = %._crit_edge53, %._crit_edge47.thread, %._crit_edge47
  %61 = phi i64 [ 0, %._crit_edge47 ], [ 0, %._crit_edge47.thread ], [ %90, %._crit_edge53 ]
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %61)
          to label %94 unwind label %97

.lr.ph56:                                         ; preds = %._crit_edge47, %._crit_edge53
  %.03354 = phi i64 [ %91, %._crit_edge53 ], [ 0, %._crit_edge47 ]
  %63 = load i64, ptr %2, align 8, !tbaa !5
  %64 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.03354) #5
  %65 = getelementptr inbounds i8, ptr %64, i64 8
  %66 = load i64, ptr %65, align 8, !tbaa !14
  %67 = sub nsw i64 %63, %66
  %68 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #5
  store i64 0, ptr %14, align 8, !tbaa !5
  %.not48 = icmp slt i64 %68, 0
  br i1 %.not48, label %._crit_edge53, label %.lr.ph52

.lr.ph52:                                         ; preds = %.lr.ph56, %88
  %.02850 = phi i64 [ %.1, %88 ], [ %68, %.lr.ph56 ]
  %.02949 = phi i64 [ %.130, %88 ], [ 0, %.lr.ph56 ]
  %69 = add nuw nsw i64 %.02850, %.02949
  %70 = lshr i64 %69, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %15) #5
  store i64 %70, ptr %15, align 8, !tbaa !5
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %70) #5
  %72 = load i64, ptr %71, align 8, !tbaa !5
  %73 = icmp ugt i64 %70, %.03354
  br i1 %73, label %74, label %78

74:                                               ; preds = %.lr.ph52
  %75 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.03354) #5
  %76 = load i64, ptr %75, align 8, !tbaa !11
  %77 = sub nsw i64 %72, %76
  br label %81

78:                                               ; preds = %.lr.ph52
  %79 = load i64, ptr %15, align 8, !tbaa !5
  %80 = add nsw i64 %79, 1
  store i64 %80, ptr %15, align 8, !tbaa !5
  br label %81

81:                                               ; preds = %78, %74
  %.0 = phi i64 [ %77, %74 ], [ %72, %78 ]
  %.not38 = icmp sgt i64 %.0, %67
  br i1 %.not38, label %86, label %82

82:                                               ; preds = %81
  %83 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15)
  %84 = load i64, ptr %83, align 8, !tbaa !5
  store i64 %84, ptr %14, align 8, !tbaa !5
  %85 = add nuw nsw i64 %70, 1
  br label %88

86:                                               ; preds = %81
  %87 = add nsw i64 %70, -1
  br label %88

88:                                               ; preds = %86, %82
  %.130 = phi i64 [ %85, %82 ], [ %.02949, %86 ]
  %.1 = phi i64 [ %.02850, %82 ], [ %87, %86 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %15) #5
  %.not = icmp sgt i64 %.130, %.1
  br i1 %.not, label %._crit_edge53, label %.lr.ph52, !llvm.loop !15

._crit_edge53:                                    ; preds = %88, %.lr.ph56
  %89 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14)
  %90 = load i64, ptr %89, align 8, !tbaa !5
  store i64 %90, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #5
  %91 = add nuw nsw i64 %.03354, 1
  %92 = load i64, ptr %1, align 8, !tbaa !5
  %93 = icmp slt i64 %91, %92
  br i1 %93, label %.lr.ph56, label %._crit_edge57, !llvm.loop !16

94:                                               ; preds = %._crit_edge57
  %95 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) %62, i8 noundef signext 10)
          to label %96 unwind label %97

96:                                               ; preds = %94
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #5
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret void

97:                                               ; preds = %94, %._crit_edge57
  %98 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #5
  br label %99

99:                                               ; preds = %97, %59, %48
  %.pn = phi { ptr, i32 } [ %60, %59 ], [ %98, %97 ], [ %49, %48 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %10) #5
  br label %100

100:                                              ; preds = %99, %46, %40
  %.pn40.pn = phi { ptr, i32 } [ %.pn40, %40 ], [ %.pn, %99 ], [ %47, %46 ]
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn40.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 @_ZNSirsERx(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 @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxxTnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS3_OS4_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backEOx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEE4backEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_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 @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; 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 #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 = { 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 #4 = { 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 #5 = { 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 long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!13 = distinct !{!13, !10}
!14 = !{!12, !6, i64 8}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


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