; LLVM IR from ravireddy07/cpp-book :: src/Code-Forces (carrots-for-rabbits)

; 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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  store i64 0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %18

18:                                               ; preds = %29, %0
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = load i32, ptr %2, align 4, !tbaa !9
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  br label %32

23:                                               ; preds = %18
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %25 = load i32, ptr %4, align 4, !tbaa !9
  %26 = sext i32 %25 to i64
  %27 = load i64, ptr %5, align 8, !tbaa !5
  %28 = add nsw i64 %27, %26
  store i64 %28, ptr %5, align 8, !tbaa !5
  br label %29

29:                                               ; preds = %23
  %30 = load i32, ptr %6, align 4, !tbaa !9
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %6, align 4, !tbaa !9
  br label %18, !llvm.loop !11

32:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #6
  %33 = load i32, ptr %3, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %34, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %35 unwind label %49

35:                                               ; preds = %32
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  %36 = load i32, ptr %3, align 4, !tbaa !9
  %37 = sext i32 %36 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !9
  invoke void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %37, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %38 unwind label %53

38:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %39 = load i64, ptr %5, align 8, !tbaa !5
  %40 = load i32, ptr %3, align 4, !tbaa !9
  %41 = sext i32 %40 to i64
  %42 = sdiv i64 %39, %41
  %43 = trunc i64 %42 to i32
  store i32 %43, ptr %12, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 0, ptr %13, align 4, !tbaa !9
  br label %44

44:                                               ; preds = %64, %38
  %45 = load i32, ptr %13, align 4, !tbaa !9
  %46 = load i32, ptr %3, align 4, !tbaa !9
  %47 = icmp slt i32 %45, %46
  br i1 %47, label %57, label %48

48:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %67

49:                                               ; preds = %32
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %9, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  br label %124

53:                                               ; preds = %35
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %9, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %123

57:                                               ; preds = %44
  %58 = load i32, ptr %12, align 4, !tbaa !9
  %59 = load i32, ptr %13, align 4, !tbaa !9
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %60) #6
  %62 = load i32, ptr %61, align 4, !tbaa !9
  %63 = add nsw i32 %62, %58
  store i32 %63, ptr %61, align 4, !tbaa !9
  br label %64

64:                                               ; preds = %57
  %65 = load i32, ptr %13, align 4, !tbaa !9
  %66 = add nsw i32 %65, 1
  store i32 %66, ptr %13, align 4, !tbaa !9
  br label %44, !llvm.loop !13

67:                                               ; preds = %48
  %68 = load i32, ptr %12, align 4, !tbaa !9
  %69 = load i32, ptr %3, align 4, !tbaa !9
  %70 = mul nsw i32 %68, %69
  %71 = sext i32 %70 to i64
  %72 = load i64, ptr %5, align 8, !tbaa !5
  %73 = sub nsw i64 %72, %71
  store i64 %73, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  %74 = load i64, ptr %5, align 8, !tbaa !5
  %75 = sub nsw i64 %74, 1
  %76 = trunc i64 %75 to i32
  store i32 %76, ptr %14, align 4, !tbaa !9
  br label %77

77:                                               ; preds = %87, %67
  %78 = load i32, ptr %14, align 4, !tbaa !9
  %79 = icmp sge i32 %78, 0
  br i1 %79, label %81, label %80

80:                                               ; preds = %77
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %90

81:                                               ; preds = %77
  %82 = load i32, ptr %14, align 4, !tbaa !9
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %83) #6
  %85 = load i32, ptr %84, align 4, !tbaa !9
  %86 = add nsw i32 %85, 1
  store i32 %86, ptr %84, align 4, !tbaa !9
  br label %87

87:                                               ; preds = %81
  %88 = load i32, ptr %14, align 4, !tbaa !9
  %89 = add nsw i32 %88, -1
  store i32 %89, ptr %14, align 4, !tbaa !9
  br label %77, !llvm.loop !14

90:                                               ; preds = %80
  store i64 0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 0, ptr %15, align 4, !tbaa !9
  br label %91

91:                                               ; preds = %109, %90
  %92 = load i32, ptr %15, align 4, !tbaa !9
  %93 = load i32, ptr %3, align 4, !tbaa !9
  %94 = icmp slt i32 %92, %93
  br i1 %94, label %96, label %95

95:                                               ; preds = %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %112

96:                                               ; preds = %91
  %97 = load i32, ptr %15, align 4, !tbaa !9
  %98 = sext i32 %97 to i64
  %99 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %98) #6
  %100 = load i32, ptr %99, align 4, !tbaa !9
  %101 = load i32, ptr %15, align 4, !tbaa !9
  %102 = sext i32 %101 to i64
  %103 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %102) #6
  %104 = load i32, ptr %103, align 4, !tbaa !9
  %105 = mul nsw i32 %100, %104
  %106 = sext i32 %105 to i64
  %107 = load i64, ptr %5, align 8, !tbaa !5
  %108 = add nsw i64 %107, %106
  store i64 %108, ptr %5, align 8, !tbaa !5
  br label %109

109:                                              ; preds = %96
  %110 = load i32, ptr %15, align 4, !tbaa !9
  %111 = add nsw i32 %110, 1
  store i32 %111, ptr %15, align 4, !tbaa !9
  br label %91, !llvm.loop !15

112:                                              ; preds = %95
  %113 = load i64, ptr %5, align 8, !tbaa !5
  %114 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %113)
          to label %115 unwind label %119

115:                                              ; preds = %112
  %116 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %114, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %117 unwind label %119

117:                                              ; preds = %115
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %118 = load i32, ptr %1, align 4
  ret i32 %118

119:                                              ; preds = %115, %112
  %120 = landingpad { ptr, i32 }
          cleanup
  %121 = extractvalue { ptr, i32 } %120, 0
  store ptr %121, ptr %9, align 8
  %122 = extractvalue { ptr, i32 } %120, 1
  store i32 %122, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %123

123:                                              ; preds = %119, %53
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #6
  br label %124

124:                                              ; preds = %123, %49
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %125

125:                                              ; preds = %124
  %126 = load ptr, ptr %9, align 8
  %127 = load i32, ptr %10, align 4
  %128 = insertvalue { ptr, i32 } poison, ptr %126, 0
  %129 = insertvalue { ptr, i32 } %128, i32 %127, 1
  resume { ptr, i32 } %129
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #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 nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #4 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(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 = { 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 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


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

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %.028.lcssa = phi i64 [ 0, %0 ], [ %16, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #6
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %12, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %20 unwind label %35

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.02734 = phi i32 [ %17, %.lr.ph ], [ 0, %0 ]
  %.02833 = phi i64 [ %16, %.lr.ph ], [ 0, %0 ]
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = add nsw i64 %.02833, %15
  %17 = add nuw nsw i32 %.02734, 1
  %18 = load i32, ptr %1, align 4, !tbaa !5
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %.lr.ph, label %._crit_edge, !llvm.loop !9

20:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  store i32 0, ptr %6, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %22, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %23 unwind label %37

23:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = sdiv i64 %.028.lcssa, %25
  %27 = trunc i64 %26 to i32
  %28 = icmp sgt i32 %24, 0
  br i1 %28, label %.lr.ph37, label %._crit_edge38

._crit_edge38:                                    ; preds = %.lr.ph37, %23
  %.lcssa = phi i32 [ %24, %23 ], [ %42, %.lr.ph37 ]
  %29 = mul nsw i32 %.lcssa, %27
  %30 = xor i32 %29, -1
  %31 = trunc i64 %.028.lcssa to i32
  %32 = add i32 %30, %31
  %33 = icmp sgt i32 %32, -1
  br i1 %33, label %.lr.ph42.preheader, label %.preheader

.lr.ph42.preheader:                               ; preds = %._crit_edge38
  %34 = zext nneg i32 %32 to i64
  br label %.lr.ph42

35:                                               ; preds = %._crit_edge
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  br label %69

37:                                               ; preds = %20
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  br label %68

.lr.ph37:                                         ; preds = %23, %.lr.ph37
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph37 ], [ 0, %23 ]
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #6
  %40 = load i32, ptr %39, align 4, !tbaa !5
  %41 = add nsw i32 %40, %27
  store i32 %41, ptr %39, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = sext i32 %42 to i64
  %44 = icmp slt i64 %indvars.iv.next, %43
  br i1 %44, label %.lr.ph37, label %._crit_edge38, !llvm.loop !11

.preheader.loopexit:                              ; preds = %.lr.ph42
  %.pre = load i32, ptr %2, align 4, !tbaa !5
  br label %.preheader

.preheader:                                       ; preds = %.preheader.loopexit, %._crit_edge38
  %45 = phi i32 [ %.pre, %.preheader.loopexit ], [ %.lcssa, %._crit_edge38 ]
  %46 = icmp sgt i32 %45, 0
  br i1 %46, label %.lr.ph45, label %._crit_edge46

.lr.ph42:                                         ; preds = %.lr.ph42.preheader, %.lr.ph42
  %indvars.iv52 = phi i64 [ %34, %.lr.ph42.preheader ], [ %indvars.iv.next53, %.lr.ph42 ]
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv52) #6
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %47, align 4, !tbaa !5
  %indvars.iv.next53 = add nsw i64 %indvars.iv52, -1
  %50 = trunc nuw i64 %indvars.iv52 to i32
  %51 = icmp sgt i32 %50, 0
  br i1 %51, label %.lr.ph42, label %.preheader.loopexit, !llvm.loop !12

._crit_edge46:                                    ; preds = %.lr.ph45, %.preheader
  %.129.lcssa = phi i64 [ 0, %.preheader ], [ %59, %.lr.ph45 ]
  %52 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.129.lcssa)
          to label %63 unwind label %66

.lr.ph45:                                         ; preds = %.preheader, %.lr.ph45
  %indvars.iv55 = phi i64 [ %indvars.iv.next56, %.lr.ph45 ], [ 0, %.preheader ]
  %.12943 = phi i64 [ %59, %.lr.ph45 ], [ 0, %.preheader ]
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv55) #6
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv55) #6
  %56 = load i32, ptr %55, align 4, !tbaa !5
  %57 = mul nsw i32 %56, %54
  %58 = sext i32 %57 to i64
  %59 = add nsw i64 %.12943, %58
  %indvars.iv.next56 = add nuw nsw i64 %indvars.iv55, 1
  %60 = load i32, ptr %2, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = icmp slt i64 %indvars.iv.next56, %61
  br i1 %62, label %.lr.ph45, label %._crit_edge46, !llvm.loop !13

63:                                               ; preds = %._crit_edge46
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %52, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %65 unwind label %66

65:                                               ; preds = %63
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

66:                                               ; preds = %63, %._crit_edge46
  %67 = landingpad { ptr, i32 }
          cleanup
  br label %68

68:                                               ; preds = %66, %37
  %.pn = phi { ptr, i32 } [ %67, %66 ], [ %38, %37 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %69

69:                                               ; preds = %68, %35
  %.pn.pn = phi { ptr, i32 } [ %.pn, %68 ], [ %36, %35 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, 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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #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 nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6assignEmRKi(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; 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 #4 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(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 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


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