; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2019-20/Feb/Silver (tri_silv)

; 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.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl" }
%"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl" = type { %"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl_data" }
%"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"struct.std::pair" = type { i32, i32 }
%struct.mi = type { i32 }

@N = external dso_local global i32, align 4
@v = external dso_local global %"class.std::vector.8", align 8
@sum = external dso_local global [200005 x %"class.std::vector.3"], align 16
@todo = external dso_local global [20001 x %"class.std::vector.8"], align 16
@.str.15 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN2io5setIOENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN2miC2Ex(ptr noundef nonnull align 4 dereferenceable(4), i64 noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5checkv() #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN2mipLERKS_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #4 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::pair", align 4
  %12 = alloca %struct.mi, align 4
  %13 = alloca i32, align 4
  %14 = alloca %struct.mi, align 4
  %15 = alloca %struct.mi, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef @.str.15, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %16 unwind label %24

16:                                               ; preds = %0
  invoke void @_ZN2io5setIOENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef %2)
          to label %17 unwind label %28

17:                                               ; preds = %16
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  call void @_ZN5input2reIiEEvRT_(ptr noundef nonnull align 4 dereferenceable(4) @N)
  %18 = load i32, ptr @N, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %19)
  call void @_ZN5input2reISt4pairIiiEEEvRSt6vectorIT_SaIS4_EE(ptr noundef nonnull align 8 dereferenceable(24) @v)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %20

20:                                               ; preds = %37, %17
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = icmp slt i32 %21, 20001
  br i1 %22, label %33, label %23

23:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %40

24:                                               ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  %26 = extractvalue { ptr, i32 } %25, 0
  store ptr %26, ptr %4, align 8
  %27 = extractvalue { ptr, i32 } %25, 1
  store i32 %27, ptr %5, align 4
  br label %32

28:                                               ; preds = %16
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %4, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %5, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  br label %32

32:                                               ; preds = %28, %24
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  br label %123

33:                                               ; preds = %20
  %34 = load i32, ptr %6, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %35
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %36) #5
  br label %37

37:                                               ; preds = %33
  %38 = load i32, ptr %6, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr %6, align 4, !tbaa !5
  br label %20, !llvm.loop !9

40:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %41

41:                                               ; preds = %60, %40
  %42 = load i32, ptr %7, align 4, !tbaa !5
  %43 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #5
  %44 = trunc i64 %43 to i32
  %45 = icmp slt i32 %42, %44
  br i1 %45, label %47, label %46

46:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %63

47:                                               ; preds = %41
  %48 = load i32, ptr %7, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %49) #5
  %51 = getelementptr inbounds %"struct.std::pair", ptr %50, i32 0, i32 0
  %52 = load i32, ptr %51, align 4, !tbaa !11
  %53 = add nsw i32 %52, 10000
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %54
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %56 = load i32, ptr %7, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %57) #5
  %59 = getelementptr inbounds %"struct.std::pair", ptr %58, i32 0, i32 1
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %8, ptr noundef nonnull align 4 dereferenceable(4) %59, ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %55, ptr noundef nonnull align 4 dereferenceable(8) %8)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %60

60:                                               ; preds = %47
  %61 = load i32, ptr %7, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %7, align 4, !tbaa !5
  br label %41, !llvm.loop !13

63:                                               ; preds = %46
  call void @_Z5checkv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %64

64:                                               ; preds = %72, %63
  %65 = load i32, ptr %9, align 4, !tbaa !5
  %66 = icmp slt i32 %65, 20001
  br i1 %66, label %68, label %67

67:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %75

68:                                               ; preds = %64
  %69 = load i32, ptr %9, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %70
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %71) #5
  br label %72

72:                                               ; preds = %68
  %73 = load i32, ptr %9, align 4, !tbaa !5
  %74 = add nsw i32 %73, 1
  store i32 %74, ptr %9, align 4, !tbaa !5
  br label %64, !llvm.loop !14

75:                                               ; preds = %67
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %76

76:                                               ; preds = %95, %75
  %77 = load i32, ptr %10, align 4, !tbaa !5
  %78 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #5
  %79 = trunc i64 %78 to i32
  %80 = icmp slt i32 %77, %79
  br i1 %80, label %82, label %81

81:                                               ; preds = %76
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %98

82:                                               ; preds = %76
  %83 = load i32, ptr %10, align 4, !tbaa !5
  %84 = sext i32 %83 to i64
  %85 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %84) #5
  %86 = getelementptr inbounds %"struct.std::pair", ptr %85, i32 0, i32 1
  %87 = load i32, ptr %86, align 4, !tbaa !15
  %88 = add nsw i32 %87, 10000
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %89
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %91 = load i32, ptr %10, align 4, !tbaa !5
  %92 = sext i32 %91 to i64
  %93 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %92) #5
  %94 = getelementptr inbounds %"struct.std::pair", ptr %93, i32 0, i32 0
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %11, ptr noundef nonnull align 4 dereferenceable(4) %94, ptr noundef nonnull align 4 dereferenceable(4) %10)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %90, ptr noundef nonnull align 4 dereferenceable(8) %11)
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %95

95:                                               ; preds = %82
  %96 = load i32, ptr %10, align 4, !tbaa !5
  %97 = add nsw i32 %96, 1
  store i32 %97, ptr %10, align 4, !tbaa !5
  br label %76, !llvm.loop !16

98:                                               ; preds = %81
  call void @_Z5checkv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  call void @_ZN2miC2Ex(ptr noundef nonnull align 4 dereferenceable(4) %12, i64 noundef 0)
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %99

99:                                               ; preds = %118, %98
  %100 = load i32, ptr %13, align 4, !tbaa !5
  %101 = load i32, ptr @N, align 4, !tbaa !5
  %102 = icmp slt i32 %100, %101
  br i1 %102, label %104, label %103

103:                                              ; preds = %99
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %121

104:                                              ; preds = %99
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %105 = load i32, ptr %13, align 4, !tbaa !5
  %106 = sext i32 %105 to i64
  %107 = getelementptr inbounds [200005 x %"class.std::vector.3"], ptr @sum, i64 0, i64 %106
  %108 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %107, i64 noundef 0) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %108, i64 4, i1 false), !tbaa.struct !17
  %109 = load i32, ptr %13, align 4, !tbaa !5
  %110 = sext i32 %109 to i64
  %111 = getelementptr inbounds [200005 x %"class.std::vector.3"], ptr @sum, i64 0, i64 %110
  %112 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %111, i64 noundef 1) #5
  %113 = getelementptr inbounds %struct.mi, ptr %15, i32 0, i32 0
  %114 = load i32, ptr %113, align 4
  %115 = call i32 @_Zml2miRKS_(i32 %114, ptr noundef nonnull align 4 dereferenceable(4) %112)
  %116 = getelementptr inbounds %struct.mi, ptr %14, i32 0, i32 0
  store i32 %115, ptr %116, align 4
  %117 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN2mipLERKS_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %14)
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  br label %118

118:                                              ; preds = %104
  %119 = load i32, ptr %13, align 4, !tbaa !5
  %120 = add nsw i32 %119, 1
  store i32 %120, ptr %13, align 4, !tbaa !5
  br label %99, !llvm.loop !18

121:                                              ; preds = %103
  call void @_ZN6output2psI2miJEEEvRKT_DpRKT0_(ptr noundef nonnull align 4 dereferenceable(4) %12)
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  %122 = load i32, ptr %1, align 4
  ret i32 %122

123:                                              ; preds = %32
  %124 = load ptr, ptr %4, align 8
  %125 = load i32, ptr %5, align 4
  %126 = insertvalue { ptr, i32 } poison, ptr %124, 0
  %127 = insertvalue { ptr, i32 } %126, i32 %125, 1
  resume { ptr, i32 } %127
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5input2reIiEEvRT_(ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5input2reISt4pairIiiEEEvRSt6vectorIT_SaIS4_EE(ptr noundef nonnull align 8 dereferenceable(24)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_Zml2miRKS_(i32, ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6output2psI2miJEEEvRKT_DpRKT0_(ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!"int", !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 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = !{!12, !6, i64 4}
!16 = distinct !{!16, !10}
!17 = !{i64 0, i64 4, !5}
!18 = distinct !{!18, !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::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl" }
%"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl" = type { %"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl_data" }
%"struct.std::_Vector_base<mi, std::allocator<mi>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"struct.std::pair" = type { i32, i32 }
%struct.mi = type { i32 }

@N = external dso_local global i32, align 4
@v = external dso_local global %"class.std::vector.8", align 8
@sum = external dso_local global [200005 x %"class.std::vector.3"], align 16
@todo = external dso_local global [20001 x %"class.std::vector.8"], align 16
@.str.15 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN2io5setIOENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN2miC2Ex(ptr noundef nonnull align 4 dereferenceable(4), i64 noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5checkv() local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN2mipLERKS_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::allocator", align 1
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::pair", align 4
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair", align 4
  %7 = alloca %struct.mi, align 4
  %8 = alloca %struct.mi, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %2) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str.15, ptr noundef nonnull align 1 dereferenceable(1) %2)
          to label %9 unwind label %17

9:                                                ; preds = %0
  invoke void @_ZN2io5setIOENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull %1)
          to label %10 unwind label %19

10:                                               ; preds = %9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #4
  call void @_ZN5input2reIiEEvRT_(ptr noundef nonnull align 4 dereferenceable(4) @N)
  %11 = load i32, ptr @N, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %12)
  call void @_ZN5input2reISt4pairIiiEEEvRSt6vectorIT_SaIS4_EE(ptr noundef nonnull align 8 dereferenceable(24) @v)
  br label %22

13:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  store i32 0, ptr %3, align 4, !tbaa !5
  %14 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #4
  %15 = trunc i64 %14 to i32
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge

17:                                               ; preds = %0
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %21

19:                                               ; preds = %9
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  br label %21

21:                                               ; preds = %19, %17
  %.pn = phi { ptr, i32 } [ %20, %19 ], [ %18, %17 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %2) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn

22:                                               ; preds = %10, %22
  %indvars.iv = phi i64 [ 0, %10 ], [ %indvars.iv.next, %22 ]
  %23 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %indvars.iv
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #4
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, 20001
  br i1 %exitcond.not, label %13, label %22, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %13
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  call void @_Z5checkv()
  br label %44

.lr.ph:                                           ; preds = %13, %.lr.ph
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %25) #4
  %27 = load i32, ptr %26, align 4, !tbaa !11
  %28 = add nsw i32 %27, 10000
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %29
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %31 = load i32, ptr %3, align 4, !tbaa !5
  %32 = sext i32 %31 to i64
  %33 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %32) #4
  %34 = getelementptr inbounds i8, ptr %33, i64 4
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %4, ptr noundef nonnull align 4 dereferenceable(4) %34, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %30, ptr noundef nonnull align 4 dereferenceable(8) %4)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  %35 = load i32, ptr %3, align 4, !tbaa !5
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %3, align 4, !tbaa !5
  %37 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #4
  %38 = trunc i64 %37 to i32
  %39 = icmp slt i32 %36, %38
  br i1 %39, label %.lr.ph, label %._crit_edge, !llvm.loop !13

40:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  store i32 0, ptr %5, align 4, !tbaa !5
  %41 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #4
  %42 = trunc i64 %41 to i32
  %43 = icmp sgt i32 %42, 0
  br i1 %43, label %.lr.ph21, label %._crit_edge22

44:                                               ; preds = %._crit_edge, %44
  %indvars.iv28 = phi i64 [ 0, %._crit_edge ], [ %indvars.iv.next29, %44 ]
  %45 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %indvars.iv28
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %45) #4
  %indvars.iv.next29 = add nuw nsw i64 %indvars.iv28, 1
  %exitcond31.not = icmp eq i64 %indvars.iv.next29, 20001
  br i1 %exitcond31.not, label %40, label %44, !llvm.loop !14

._crit_edge22:                                    ; preds = %.lr.ph21, %40
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @_Z5checkv()
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #4
  call void @_ZN2miC2Ex(ptr noundef nonnull align 4 dereferenceable(4) %7, i64 noundef 0)
  %46 = load i32, ptr @N, align 4, !tbaa !5
  %47 = icmp sgt i32 %46, 0
  br i1 %47, label %.lr.ph25, label %._crit_edge26

.lr.ph21:                                         ; preds = %40, %.lr.ph21
  %48 = load i32, ptr %5, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %49) #4
  %51 = getelementptr inbounds i8, ptr %50, i64 4
  %52 = load i32, ptr %51, align 4, !tbaa !15
  %53 = add nsw i32 %52, 10000
  %54 = sext i32 %53 to i64
  %55 = getelementptr inbounds [20001 x %"class.std::vector.8"], ptr @todo, i64 0, i64 %54
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %56 = load i32, ptr %5, align 4, !tbaa !5
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @v, i64 noundef %57) #4
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %6, ptr noundef nonnull align 4 dereferenceable(4) %58, ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %55, ptr noundef nonnull align 4 dereferenceable(8) %6)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  %59 = load i32, ptr %5, align 4, !tbaa !5
  %60 = add nsw i32 %59, 1
  store i32 %60, ptr %5, align 4, !tbaa !5
  %61 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @v) #4
  %62 = trunc i64 %61 to i32
  %63 = icmp slt i32 %60, %62
  br i1 %63, label %.lr.ph21, label %._crit_edge22, !llvm.loop !16

._crit_edge26:                                    ; preds = %.lr.ph25, %._crit_edge22
  call void @_ZN6output2psI2miJEEEvRKT_DpRKT0_(ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  ret i32 0

.lr.ph25:                                         ; preds = %._crit_edge22, %.lr.ph25
  %indvars.iv32 = phi i64 [ %indvars.iv.next33, %.lr.ph25 ], [ 0, %._crit_edge22 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  %64 = getelementptr inbounds [200005 x %"class.std::vector.3"], ptr @sum, i64 0, i64 %indvars.iv32
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef 0) #4
  %.sroa.0.0.copyload = load i32, ptr %65, align 4, !tbaa !5
  %66 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorI2miSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef 1) #4
  %67 = call i32 @_Zml2miRKS_(i32 %.sroa.0.0.copyload, ptr noundef nonnull align 4 dereferenceable(4) %66)
  store i32 %67, ptr %8, align 4
  %68 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN2mipLERKS_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %indvars.iv.next33 = add nuw nsw i64 %indvars.iv32, 1
  %69 = load i32, ptr @N, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = icmp slt i64 %indvars.iv.next33, %70
  br i1 %71, label %.lr.ph25, label %._crit_edge26, !llvm.loop !17
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5input2reIiEEvRT_(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5input2reISt4pairIiiEEEvRSt6vectorIT_SaIS4_EE(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i32 @_Zml2miRKS_(i32, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6output2psI2miJEEEvRKT_DpRKT0_(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = !{!12, !6, i64 4}
!16 = distinct !{!16, !10}
!17 = distinct !{!17, !10}


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