; LLVM IR from DionysiosB/CodeForces :: 1000-1099 (1000C-CoveredPointsCount)

; 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::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 }
%"struct.std::pair.0" = type <{ i64, i32, [4 x i8] }>
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::vector.2" = type { %"struct.std::_Vector_base.3" }
%"struct.std::_Vector_base.3" = 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 }
%"class.std::allocator.4" = type { i8 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca %"struct.std::pair.0", align 8
  %11 = alloca i32, align 4
  %12 = alloca { i64, i32 }, align 8
  %13 = alloca %"struct.std::pair", align 8
  %14 = alloca %"struct.std::pair.0", align 8
  %15 = alloca i64, align 8
  %16 = alloca i32, align 4
  %17 = alloca { i64, i32 }, align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca %"class.std::vector.2", align 8
  %21 = alloca i64, align 8
  %22 = alloca %"class.std::allocator.4", align 1
  %23 = alloca i64, align 8
  %24 = alloca i64, align 8
  %25 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #7
  %26 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #7
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #7
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %45, %0
  %28 = load i64, ptr %4, align 8, !tbaa !5
  %29 = load i64, ptr %2, align 8, !tbaa !5
  %30 = icmp slt i64 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #7
  br label %61

32:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %33 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %5, ptr noundef %6)
          to label %34 unwind label %48

34:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 16, ptr %9) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  store i32 1, ptr %11, align 4, !tbaa !9
  %35 = invoke { i64, i32 } @_ZSt9make_pairIRxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %36 unwind label %52

36:                                               ; preds = %34
  store { i64, i32 } %35, ptr %12, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 8 %12, i64 12, i1 false)
  invoke void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(12) %10)
          to label %37 unwind label %52

37:                                               ; preds = %36
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %38 unwind label %52

38:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #7
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #7
  %39 = load i64, ptr %6, align 8, !tbaa !5
  %40 = add nsw i64 %39, 1
  store i64 %40, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 -1, ptr %16, align 4, !tbaa !9
  %41 = invoke { i64, i32 } @_ZSt9make_pairIxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %42 unwind label %56

42:                                               ; preds = %38
  store { i64, i32 } %41, ptr %17, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 8 %17, i64 12, i1 false)
  invoke void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16) %13, ptr noundef nonnull align 8 dereferenceable(12) %14)
          to label %43 unwind label %56

43:                                               ; preds = %42
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(16) %13)
          to label %44 unwind label %56

44:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br label %45

45:                                               ; preds = %44
  %46 = load i64, ptr %4, align 8, !tbaa !5
  %47 = add nsw i64 %46, 1
  store i64 %47, ptr %4, align 8, !tbaa !5
  br label %27, !llvm.loop !11

48:                                               ; preds = %32
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %7, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %8, align 4
  br label %60

52:                                               ; preds = %37, %36, %34
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %7, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #7
  br label %60

56:                                               ; preds = %43, %42, %38
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %7, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  br label %60

60:                                               ; preds = %56, %52, %48
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #7
  br label %141

61:                                               ; preds = %31
  %62 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %63 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %62, ptr %63, align 8
  %64 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %65 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %64, ptr %65, align 8
  %66 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %67 = load ptr, ptr %66, align 8
  %68 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  %69 = load ptr, ptr %68, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %67, ptr %69)
          to label %70 unwind label %80

70:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 24, ptr %20) #7
  %71 = load i64, ptr %2, align 8, !tbaa !5
  %72 = add nsw i64 %71, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #7
  store i64 0, ptr %21, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %22) #7
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #7
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %72, ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %73 unwind label %84

73:                                               ; preds = %70
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #7
  store i64 0, ptr %23, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #7
  store i64 0, ptr %24, align 8, !tbaa !5
  br label %74

74:                                               ; preds = %109, %73
  %75 = load i64, ptr %24, align 8, !tbaa !5
  %76 = call noundef i64 @_ZNKSt6vectorISt4pairIxxESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %77 = sub i64 %76, 1
  %78 = icmp ult i64 %75, %77
  br i1 %78, label %88, label %79

79:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #7
  br label %112

80:                                               ; preds = %61
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %7, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %8, align 4
  br label %141

84:                                               ; preds = %70
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %7, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #7
  br label %140

88:                                               ; preds = %74
  %89 = load i64, ptr %24, align 8, !tbaa !5
  %90 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %89) #7
  %91 = getelementptr inbounds %"struct.std::pair", ptr %90, i32 0, i32 1
  %92 = load i64, ptr %91, align 8, !tbaa !13
  %93 = load i64, ptr %23, align 8, !tbaa !5
  %94 = add nsw i64 %93, %92
  store i64 %94, ptr %23, align 8, !tbaa !5
  %95 = load i64, ptr %24, align 8, !tbaa !5
  %96 = add nsw i64 %95, 1
  %97 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %96) #7
  %98 = getelementptr inbounds %"struct.std::pair", ptr %97, i32 0, i32 0
  %99 = load i64, ptr %98, align 8, !tbaa !15
  %100 = load i64, ptr %24, align 8, !tbaa !5
  %101 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %100) #7
  %102 = getelementptr inbounds %"struct.std::pair", ptr %101, i32 0, i32 0
  %103 = load i64, ptr %102, align 8, !tbaa !15
  %104 = sub nsw i64 %99, %103
  %105 = load i64, ptr %23, align 8, !tbaa !5
  %106 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %105) #7
  %107 = load i64, ptr %106, align 8, !tbaa !5
  %108 = add nsw i64 %107, %104
  store i64 %108, ptr %106, align 8, !tbaa !5
  br label %109

109:                                              ; preds = %88
  %110 = load i64, ptr %24, align 8, !tbaa !5
  %111 = add nsw i64 %110, 1
  store i64 %111, ptr %24, align 8, !tbaa !5
  br label %74, !llvm.loop !16

112:                                              ; preds = %79
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #7
  store i64 1, ptr %25, align 8, !tbaa !5
  br label %113

113:                                              ; preds = %124, %112
  %114 = load i64, ptr %25, align 8, !tbaa !5
  %115 = load i64, ptr %2, align 8, !tbaa !5
  %116 = icmp sle i64 %114, %115
  br i1 %116, label %118, label %117

117:                                              ; preds = %113
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #7
  br label %131

118:                                              ; preds = %113
  %119 = load i64, ptr %25, align 8, !tbaa !5
  %120 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %20, i64 noundef %119) #7
  %121 = load i64, ptr %120, align 8, !tbaa !5
  %122 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %121)
          to label %123 unwind label %127

123:                                              ; preds = %118
  br label %124

124:                                              ; preds = %123
  %125 = load i64, ptr %25, align 8, !tbaa !5
  %126 = add nsw i64 %125, 1
  store i64 %126, ptr %25, align 8, !tbaa !5
  br label %113, !llvm.loop !17

127:                                              ; preds = %118
  %128 = landingpad { ptr, i32 }
          cleanup
  %129 = extractvalue { ptr, i32 } %128, 0
  store ptr %129, ptr %7, align 8
  %130 = extractvalue { ptr, i32 } %128, 1
  store i32 %130, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #7
  br label %139

131:                                              ; preds = %117
  %132 = invoke i32 @puts(ptr noundef @.str.3)
          to label %133 unwind label %135

133:                                              ; preds = %131
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %20) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %20) #7
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  %134 = load i32, ptr %1, align 4
  ret i32 %134

135:                                              ; preds = %131
  %136 = landingpad { ptr, i32 }
          cleanup
  %137 = extractvalue { ptr, i32 } %136, 0
  store ptr %137, ptr %7, align 8
  %138 = extractvalue { ptr, i32 } %136, 1
  store i32 %138, ptr %8, align 4
  br label %139

139:                                              ; preds = %135, %127
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %20) #7
  br label %140

140:                                              ; preds = %139, %84
  call void @llvm.lifetime.end.p0(i64 24, ptr %20) #7
  br label %141

141:                                              ; preds = %140, %80, %60
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  br label %142

142:                                              ; preds = %141
  %143 = load ptr, ptr %7, align 8
  %144 = load i32, ptr %8, align 4
  %145 = insertvalue { ptr, i32 } poison, ptr %143, 0
  %146 = insertvalue { ptr, i32 } %145, i32 %144, 1
  resume { ptr, i32 } %146
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 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)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIRxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(12)) unnamed_addr #3 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: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(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 #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIxxESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 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) #3 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) #3 align 2

declare i32 @printf(ptr noundef, ...) #2

declare i32 @puts(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long 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 = !{!14, !6, i64 8}
!14 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!15 = !{!14, !6, i64 0}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !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::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 }
%"struct.std::pair.0" = type <{ i64, i32, [4 x i8] }>
%"class.std::vector.2" = type { %"struct.std::_Vector_base.3" }
%"struct.std::_Vector_base.3" = 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 }
%"class.std::allocator.4" = type { i8 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca %"struct.std::pair.0", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca %"struct.std::pair.0", align 8
  %10 = alloca i64, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::vector.2", align 8
  %13 = alloca i64, align 8
  %14 = alloca %"class.std::allocator.4", align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %16 = load i64, ptr %1, align 8, !tbaa !5
  %17 = icmp sgt i64 %16, 0
  br i1 %17, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %0
  %.sroa.215.0..sroa_idx = getelementptr inbounds i8, ptr %6, i64 8
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %9, i64 8
  br label %20

._crit_edge:                                      ; preds = %29, %0
  %18 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %19 = call ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %18, ptr %19)
          to label %38 unwind label %44

20:                                               ; preds = %.lr.ph, %29
  %.02228 = phi i64 [ 0, %.lr.ph ], [ %30, %29 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  %21 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3, ptr noundef nonnull %4)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 1, ptr %7, align 4, !tbaa !9
  %22 = invoke { i64, i32 } @_ZSt9make_pairIRxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %23 unwind label %33

23:                                               ; preds = %20
  %.fca.0.extract12 = extractvalue { i64, i32 } %22, 0
  %.fca.1.extract13 = extractvalue { i64, i32 } %22, 1
  store i64 %.fca.0.extract12, ptr %6, align 8
  store i32 %.fca.1.extract13, ptr %.sroa.215.0..sroa_idx, align 8
  call void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(12) %6)
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %24 unwind label %33

24:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %9) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #6
  %25 = load i64, ptr %4, align 8, !tbaa !5
  %26 = add nsw i64 %25, 1
  store i64 %26, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #6
  store i32 -1, ptr %11, align 4, !tbaa !9
  %27 = invoke { i64, i32 } @_ZSt9make_pairIxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %28 unwind label %35

28:                                               ; preds = %24
  %.fca.0.extract = extractvalue { i64, i32 } %27, 0
  %.fca.1.extract = extractvalue { i64, i32 } %27, 1
  store i64 %.fca.0.extract, ptr %9, align 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  call void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(12) %9)
  invoke void @_ZNSt6vectorISt4pairIxxESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 8 dereferenceable(16) %8)
          to label %29 unwind label %35

29:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #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
  %30 = add nuw nsw i64 %.02228, 1
  %31 = load i64, ptr %1, align 8, !tbaa !5
  %32 = icmp slt i64 %30, %31
  br i1 %32, label %20, label %._crit_edge, !llvm.loop !11

33:                                               ; preds = %23, %20
  %34 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #6
  br label %37

35:                                               ; preds = %28, %24
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #6
  br label %37

37:                                               ; preds = %35, %33
  %.pn = phi { ptr, i32 } [ %36, %35 ], [ %34, %33 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  br label %70

38:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %12) #6
  %39 = load i64, ptr %1, align 8, !tbaa !5
  %40 = add nsw i64 %39, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #6
  store i64 0, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %14) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %40, ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %41 unwind label %46

41:                                               ; preds = %38
  call void @_ZNSt15__new_allocatorIxED2Ev(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
  %42 = call noundef i64 @_ZNKSt6vectorISt4pairIxxESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %.not37 = icmp eq i64 %42, 1
  br i1 %.not37, label %.preheader, label %.lr.ph32

.preheader:                                       ; preds = %.lr.ph32, %41
  %43 = load i64, ptr %1, align 8, !tbaa !5
  %.not33 = icmp slt i64 %43, 1
  br i1 %.not33, label %._crit_edge36, label %.lr.ph35

44:                                               ; preds = %._crit_edge
  %45 = landingpad { ptr, i32 }
          cleanup
  br label %70

46:                                               ; preds = %38
  %47 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(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 %70

.lr.ph32:                                         ; preds = %41, %.lr.ph32
  %.02030 = phi i64 [ %52, %.lr.ph32 ], [ 0, %41 ]
  %.02129 = phi i64 [ %51, %.lr.ph32 ], [ 0, %41 ]
  %48 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.02030) #6
  %49 = getelementptr inbounds i8, ptr %48, i64 8
  %50 = load i64, ptr %49, align 8, !tbaa !13
  %51 = add nsw i64 %50, %.02129
  %52 = add nuw nsw i64 %.02030, 1
  %53 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %52) #6
  %54 = load i64, ptr %53, align 8, !tbaa !15
  %55 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorISt4pairIxxESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %.02030) #6
  %56 = load i64, ptr %55, align 8, !tbaa !15
  %57 = sub i64 %54, %56
  %58 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %51) #6
  %59 = load i64, ptr %58, align 8, !tbaa !5
  %60 = add nsw i64 %57, %59
  store i64 %60, ptr %58, align 8, !tbaa !5
  %61 = call noundef i64 @_ZNKSt6vectorISt4pairIxxESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  %62 = add i64 %61, -1
  %63 = icmp ult i64 %52, %62
  br i1 %63, label %.lr.ph32, label %.preheader, !llvm.loop !16

._crit_edge36:                                    ; preds = %.lr.ph35, %.preheader
  %64 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.3)
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %12) #6
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  ret i32 0

.lr.ph35:                                         ; preds = %.preheader, %.lr.ph35
  %.034 = phi i64 [ %68, %.lr.ph35 ], [ 1, %.preheader ]
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %.034) #6
  %66 = load i64, ptr %65, align 8, !tbaa !5
  %67 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %66)
  %68 = add nuw nsw i64 %.034, 1
  %69 = load i64, ptr %1, align 8, !tbaa !5
  %.not.not = icmp slt i64 %.034, %69
  br i1 %.not.not, label %.lr.ph35, label %._crit_edge36, !llvm.loop !17

70:                                               ; preds = %46, %44, %37
  %.pn.pn = phi { ptr, i32 } [ %.pn, %37 ], [ %47, %46 ], [ %45, %44 ]
  call void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  resume { ptr, i32 } %.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: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 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 #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIRxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIxxEC2IxiTnNSt9enable_ifIXaaclsr6_PCCFPIT_T0_EE22_MoveConstructiblePairIS3_S4_EEclsr6_PCCFPIS3_S4_EE30_ImplicitlyMoveConvertiblePairIS3_S4_EEEbE4typeELb1EEEOS_IS3_S4_E(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(12)) unnamed_addr #3 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: mustprogress uwtable
declare dso_local { i64, i32 } @_ZSt9make_pairIxiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIxxESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIxxESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKxRKS0_(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 #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIxxESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 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 #3 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 #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIxxESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !6, i64 8}
!14 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!15 = !{!14, !6, i64 0}
!16 = distinct !{!16, !12}
!17 = distinct !{!17, !12}


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