; LLVM IR from DionysiosB/CodeForces :: 0300-0399 (343C-ReadTime)

; 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<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" = type { i8 }

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z5checkSt6vectorIxSaIxEES1_x(ptr noundef, ptr noundef, i64 noundef) #0

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

; 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) #0 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 norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca %"class.std::vector", align 8
  %17 = alloca %"class.std::vector", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #5
  %19 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %19, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %20 unwind label %26

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

21:                                               ; preds = %35, %20
  %22 = load i64, ptr %8, align 8, !tbaa !5
  %23 = load i64, ptr %2, align 8, !tbaa !5
  %24 = icmp slt i64 %22, %23
  br i1 %24, label %30, label %25

25:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %42

26:                                               ; preds = %0
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %6, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  br label %110

30:                                               ; preds = %21
  %31 = load i64, ptr %8, align 8, !tbaa !5
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %31) #5
  %33 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %32)
          to label %34 unwind label %38

34:                                               ; preds = %30
  br label %35

35:                                               ; preds = %34
  %36 = load i64, ptr %8, align 8, !tbaa !5
  %37 = add nsw i64 %36, 1
  store i64 %37, ptr %8, align 8, !tbaa !5
  br label %21, !llvm.loop !9

38:                                               ; preds = %30
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %6, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %109

42:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #5
  %43 = load i64, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %43, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %44 unwind label %50

44:                                               ; preds = %42
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  br label %45

45:                                               ; preds = %59, %44
  %46 = load i64, ptr %11, align 8, !tbaa !5
  %47 = load i64, ptr %3, align 8, !tbaa !5
  %48 = icmp slt i64 %46, %47
  br i1 %48, label %54, label %49

49:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %66

50:                                               ; preds = %42
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %6, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #5
  br label %108

54:                                               ; preds = %45
  %55 = load i64, ptr %11, align 8, !tbaa !5
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %55) #5
  %57 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %56)
          to label %58 unwind label %62

58:                                               ; preds = %54
  br label %59

59:                                               ; preds = %58
  %60 = load i64, ptr %11, align 8, !tbaa !5
  %61 = add nsw i64 %60, 1
  store i64 %61, ptr %11, align 8, !tbaa !5
  br label %45, !llvm.loop !11

62:                                               ; preds = %54
  %63 = landingpad { ptr, i32 }
          cleanup
  %64 = extractvalue { ptr, i32 } %63, 0
  store ptr %64, ptr %6, align 8
  %65 = extractvalue { ptr, i32 } %63, 1
  store i32 %65, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %107

66:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  store i64 0, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  store i64 50000000000, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  store i64 7000000000000, ptr %14, align 8, !tbaa !5
  br label %67

67:                                               ; preds = %95, %66
  %68 = load i64, ptr %12, align 8, !tbaa !5
  %69 = load i64, ptr %13, align 8, !tbaa !5
  %70 = icmp sle i64 %68, %69
  br i1 %70, label %71, label %97

71:                                               ; preds = %67
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %72 = load i64, ptr %12, align 8, !tbaa !5
  %73 = load i64, ptr %13, align 8, !tbaa !5
  %74 = add nsw i64 %72, %73
  %75 = sdiv i64 %74, 2
  store i64 %75, ptr %15, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %16, ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %76 unwind label %84

76:                                               ; preds = %71
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %17, ptr noundef nonnull align 8 dereferenceable(24) %9)
          to label %77 unwind label %88

77:                                               ; preds = %76
  %78 = load i64, ptr %15, align 8, !tbaa !5
  %79 = call noundef zeroext i1 @_Z5checkSt6vectorIxSaIxEES1_x(ptr noundef %16, ptr noundef %17, i64 noundef %78)
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #5
  br i1 %79, label %80, label %92

80:                                               ; preds = %77
  %81 = load i64, ptr %15, align 8, !tbaa !5
  store i64 %81, ptr %14, align 8, !tbaa !5
  %82 = load i64, ptr %15, align 8, !tbaa !5
  %83 = sub nsw i64 %82, 1
  store i64 %83, ptr %13, align 8, !tbaa !5
  br label %95

84:                                               ; preds = %71
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %6, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %7, align 4
  br label %96

88:                                               ; preds = %76
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %6, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %7, align 4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #5
  br label %96

92:                                               ; preds = %77
  %93 = load i64, ptr %15, align 8, !tbaa !5
  %94 = add nsw i64 %93, 1
  store i64 %94, ptr %12, align 8, !tbaa !5
  br label %95

95:                                               ; preds = %92, %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %67, !llvm.loop !12

96:                                               ; preds = %88, %84
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %106

97:                                               ; preds = %67
  %98 = load i64, ptr %14, align 8, !tbaa !5
  %99 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %98)
          to label %100 unwind label %102

100:                                              ; preds = %97
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %101 = load i32, ptr %1, align 4
  ret i32 %101

102:                                              ; preds = %97
  %103 = landingpad { ptr, i32 }
          cleanup
  %104 = extractvalue { ptr, i32 } %103, 0
  store ptr %104, ptr %6, align 8
  %105 = extractvalue { ptr, i32 } %103, 1
  store i32 %105, ptr %7, align 4
  br label %106

106:                                              ; preds = %102, %96
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %107

107:                                              ; preds = %106, %62
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  br label %108

108:                                              ; preds = %107, %50
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  br label %109

109:                                              ; preds = %108, %38
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %110

110:                                              ; preds = %109, %26
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %111

111:                                              ; preds = %110
  %112 = load ptr, ptr %6, align 8
  %113 = load i32, ptr %7, align 4
  %114 = insertvalue { ptr, i32 } poison, ptr %112, 0
  %115 = insertvalue { ptr, i32 } %114, i32 %113, 1
  resume { ptr, i32 } %115
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(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 @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare i32 @printf(ptr noundef, ...) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !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" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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" = type { i8 }

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_Z5checkSt6vectorIxSaIxEES1_x(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #0

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

; Function Attrs: mustprogress 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 #0 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 norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::vector", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %10 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %11 unwind label %15

11:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %11
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #5
  %14 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %14, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %22 unwind label %25

15:                                               ; preds = %0
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %47

.lr.ph:                                           ; preds = %11, %.lr.ph
  %.02233 = phi i64 [ %19, %.lr.ph ], [ 0, %11 ]
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.02233) #5
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %17)
  %19 = add nuw nsw i64 %.02233, 1
  %20 = load i64, ptr %1, align 8, !tbaa !5
  %21 = icmp slt i64 %19, %20
  br i1 %21, label %.lr.ph, label %._crit_edge, !llvm.loop !9

22:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  %23 = load i64, ptr %2, align 8, !tbaa !5
  %24 = icmp sgt i64 %23, 0
  br i1 %24, label %.lr.ph36, label %.preheader.preheader

25:                                               ; preds = %._crit_edge
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  br label %46

.lr.ph36:                                         ; preds = %22, %.lr.ph36
  %.02134 = phi i64 [ %29, %.lr.ph36 ], [ 0, %22 ]
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %.02134) #5
  %28 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %27)
  %29 = add nuw nsw i64 %.02134, 1
  %30 = load i64, ptr %2, align 8, !tbaa !5
  %31 = icmp slt i64 %29, %30
  br i1 %31, label %.lr.ph36, label %.preheader.preheader, !llvm.loop !11

.preheader.preheader:                             ; preds = %.lr.ph36, %22
  br label %.preheader

.preheader:                                       ; preds = %.preheader.preheader, %35
  %.039 = phi i64 [ %.1, %35 ], [ 7000000000000, %.preheader.preheader ]
  %.01738 = phi i64 [ %.118, %35 ], [ 50000000000, %.preheader.preheader ]
  %.01937 = phi i64 [ %.120, %35 ], [ 0, %.preheader.preheader ]
  %32 = add nsw i64 %.01738, %.01937
  %33 = sdiv i64 %32, 2
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %34 unwind label %39

34:                                               ; preds = %.preheader
  invoke void @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 8 dereferenceable(24) %5)
          to label %35 unwind label %41

35:                                               ; preds = %34
  %36 = call noundef zeroext i1 @_Z5checkSt6vectorIxSaIxEES1_x(ptr noundef nonnull %7, ptr noundef nonnull %8, i64 noundef %33)
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  %37 = add nsw i64 %33, -1
  %38 = add nsw i64 %33, 1
  %.120 = select i1 %36, i64 %.01937, i64 %38
  %.118 = select i1 %36, i64 %37, i64 %.01738
  %.1 = select i1 %36, i64 %33, i64 %.039
  %.not = icmp sgt i64 %.120, %.118
  br i1 %.not, label %44, label %.preheader, !llvm.loop !12

39:                                               ; preds = %.preheader
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %43

41:                                               ; preds = %34
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  br label %43

43:                                               ; preds = %41, %39
  %.pn = phi { ptr, i32 } [ %42, %41 ], [ %40, %39 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  br label %46

44:                                               ; preds = %35
  %45 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.1)
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

46:                                               ; preds = %43, %25
  %.pn.pn = phi { ptr, i32 } [ %.pn, %43 ], [ %26, %25 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %47

47:                                               ; preds = %46, %15
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %46 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(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 @_ZNSt6vectorIxSaIxEEC2ERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #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 = { nounwind }

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

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


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