; LLVM IR from DionysiosB/CodeForces :: 0900-0999 (978C-Letters)

; 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 [11 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca 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 %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = alloca i64, 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
  %20 = add nsw i64 %19, 1
  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 %20, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %21 unwind label %30

21:                                               ; 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 24, ptr %8) #5
  %22 = load i64, ptr %2, align 8, !tbaa !5
  %23 = add nsw i64 %22, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %23, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %24 unwind label %34

24:                                               ; preds = %21
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  store i64 1, ptr %10, align 8, !tbaa !5
  br label %25

25:                                               ; preds = %53, %24
  %26 = load i64, ptr %10, align 8, !tbaa !5
  %27 = load i64, ptr %2, align 8, !tbaa !5
  %28 = icmp sle i64 %26, %27
  br i1 %28, label %38, label %29

29:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %60

30:                                               ; preds = %0
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %6, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, 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 %123

34:                                               ; preds = %21
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %6, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  br label %122

38:                                               ; preds = %25
  %39 = load i64, ptr %10, align 8, !tbaa !5
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %39) #5
  %41 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %40)
          to label %42 unwind label %56

42:                                               ; preds = %38
  %43 = load i64, ptr %10, align 8, !tbaa !5
  %44 = sub nsw i64 %43, 1
  %45 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %44) #5
  %46 = load i64, ptr %45, align 8, !tbaa !5
  %47 = load i64, ptr %10, align 8, !tbaa !5
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %47) #5
  %49 = load i64, ptr %48, align 8, !tbaa !5
  %50 = add nsw i64 %46, %49
  %51 = load i64, ptr %10, align 8, !tbaa !5
  %52 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %51) #5
  store i64 %50, ptr %52, align 8, !tbaa !5
  br label %53

53:                                               ; preds = %42
  %54 = load i64, ptr %10, align 8, !tbaa !5
  %55 = add nsw i64 %54, 1
  store i64 %55, ptr %10, align 8, !tbaa !5
  br label %25, !llvm.loop !9

56:                                               ; preds = %38
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %6, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %121

60:                                               ; preds = %29
  br label %61

61:                                               ; preds = %113, %60
  %62 = load i64, ptr %3, align 8, !tbaa !5
  %63 = add nsw i64 %62, -1
  store i64 %63, ptr %3, align 8, !tbaa !5
  %64 = icmp ne i64 %62, 0
  br i1 %64, label %65, label %119

65:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %66 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %11)
          to label %67 unwind label %87

67:                                               ; preds = %65
  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
  %68 = load i64, ptr %2, align 8, !tbaa !5
  store i64 %68, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  store i64 0, ptr %14, align 8, !tbaa !5
  br label %69

69:                                               ; preds = %101, %67
  %70 = load i64, ptr %12, align 8, !tbaa !5
  %71 = load i64, ptr %13, align 8, !tbaa !5
  %72 = icmp sle i64 %70, %71
  br i1 %72, label %73, label %102

73:                                               ; preds = %69
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %74 = load i64, ptr %12, align 8, !tbaa !5
  %75 = load i64, ptr %13, align 8, !tbaa !5
  %76 = add nsw i64 %74, %75
  %77 = sdiv i64 %76, 2
  store i64 %77, ptr %15, align 8, !tbaa !5
  %78 = load i64, ptr %15, align 8, !tbaa !5
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %78) #5
  %80 = load i64, ptr %79, align 8, !tbaa !5
  %81 = load i64, ptr %11, align 8, !tbaa !5
  %82 = icmp sge i64 %80, %81
  br i1 %82, label %83, label %91

83:                                               ; preds = %73
  %84 = load i64, ptr %15, align 8, !tbaa !5
  store i64 %84, ptr %14, align 8, !tbaa !5
  %85 = load i64, ptr %15, align 8, !tbaa !5
  %86 = sub nsw i64 %85, 1
  store i64 %86, ptr %13, align 8, !tbaa !5
  br label %101

87:                                               ; preds = %65
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %6, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %7, align 4
  br label %118

91:                                               ; preds = %73
  %92 = load i64, ptr %15, align 8, !tbaa !5
  %93 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %92) #5
  %94 = load i64, ptr %93, align 8, !tbaa !5
  %95 = load i64, ptr %11, align 8, !tbaa !5
  %96 = icmp slt i64 %94, %95
  br i1 %96, label %97, label %100

97:                                               ; preds = %91
  %98 = load i64, ptr %15, align 8, !tbaa !5
  %99 = add nsw i64 %98, 1
  store i64 %99, ptr %12, align 8, !tbaa !5
  br label %100

100:                                              ; preds = %97, %91
  br label %101

101:                                              ; preds = %100, %83
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %69, !llvm.loop !11

102:                                              ; preds = %69
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  %103 = load i64, ptr %14, align 8, !tbaa !5
  store i64 %103, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %104 = load i64, ptr %11, align 8, !tbaa !5
  %105 = load i64, ptr %14, align 8, !tbaa !5
  %106 = sub nsw i64 %105, 1
  %107 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %106) #5
  %108 = load i64, ptr %107, align 8, !tbaa !5
  %109 = sub nsw i64 %104, %108
  store i64 %109, ptr %17, align 8, !tbaa !5
  %110 = load i64, ptr %16, align 8, !tbaa !5
  %111 = load i64, ptr %17, align 8, !tbaa !5
  %112 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %110, i64 noundef %111)
          to label %113 unwind label %114

113:                                              ; preds = %102
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  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 @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %61, !llvm.loop !12

114:                                              ; preds = %102
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %6, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  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 %118

118:                                              ; preds = %114, %87
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %121

119:                                              ; preds = %61
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #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
  %120 = load i32, ptr %1, align 4
  ret i32 %120

121:                                              ; preds = %118, %56
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #5
  br label %122

122:                                              ; preds = %121, %34
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %123

123:                                              ; preds = %122, %30
  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 %124

124:                                              ; preds = %123
  %125 = load ptr, ptr %6, align 8
  %126 = load i32, ptr %7, align 4
  %127 = insertvalue { ptr, i32 } poison, ptr %125, 0
  %128 = insertvalue { ptr, i32 } %127, i32 %126, 1
  resume { ptr, i32 } %128
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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: 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

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

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

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

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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 [11 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca 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 i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %8 = 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
  %9 = load i64, ptr %1, align 8, !tbaa !5
  %10 = add nsw i64 %9, 1
  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 %18

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
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #5
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = add nsw i64 %12, 1
  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 %13, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %14 unwind label %20

14:                                               ; preds = %11
  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
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %.not32 = icmp slt i64 %15, 1
  br i1 %.not32, label %.preheader, label %.lr.ph

.preheader:                                       ; preds = %.lr.ph, %14
  %16 = load i64, ptr %2, align 8, !tbaa !5
  %17 = add nsw i64 %16, -1
  store i64 %17, ptr %2, align 8, !tbaa !5
  %.not2939 = icmp eq i64 %16, 0
  br i1 %.not2939, label %._crit_edge41, label %.lr.ph40

18:                                               ; preds = %0
  %19 = 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 %58

20:                                               ; preds = %11
  %21 = 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
  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 %58

.lr.ph:                                           ; preds = %14, %.lr.ph
  %.02733 = phi i64 [ %31, %.lr.ph ], [ 1, %14 ]
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.02733) #5
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %22)
  %24 = add nsw i64 %.02733, -1
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %24) #5
  %26 = load i64, ptr %25, align 8, !tbaa !5
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.02733) #5
  %28 = load i64, ptr %27, align 8, !tbaa !5
  %29 = add nsw i64 %28, %26
  %30 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %.02733) #5
  store i64 %29, ptr %30, align 8, !tbaa !5
  %31 = add nuw nsw i64 %.02733, 1
  %32 = load i64, ptr %1, align 8, !tbaa !5
  %.not.not = icmp slt i64 %.02733, %32
  br i1 %.not.not, label %.lr.ph, label %.preheader, !llvm.loop !9

.lr.ph40:                                         ; preds = %.preheader, %._crit_edge
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %33 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %7)
  %34 = load i64, ptr %1, align 8, !tbaa !5
  %.not3034 = icmp slt i64 %34, 0
  br i1 %.not3034, label %.lr.ph40.._crit_edge_crit_edge, label %.lr.ph38

.lr.ph40.._crit_edge_crit_edge:                   ; preds = %.lr.ph40
  %.pre = load i64, ptr %7, align 8, !tbaa !5
  br label %._crit_edge

.lr.ph38:                                         ; preds = %.lr.ph40, %48
  %.02237 = phi i64 [ %.1, %48 ], [ 0, %.lr.ph40 ]
  %.02336 = phi i64 [ %.124, %48 ], [ %34, %.lr.ph40 ]
  %.02535 = phi i64 [ %.126, %48 ], [ 0, %.lr.ph40 ]
  %35 = add nuw nsw i64 %.02336, %.02535
  %36 = lshr i64 %35, 1
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %36) #5
  %38 = load i64, ptr %37, align 8, !tbaa !5
  %39 = load i64, ptr %7, align 8, !tbaa !5
  %.not31 = icmp slt i64 %38, %39
  br i1 %.not31, label %42, label %40

40:                                               ; preds = %.lr.ph38
  %41 = add nsw i64 %36, -1
  br label %48

42:                                               ; preds = %.lr.ph38
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %36) #5
  %44 = load i64, ptr %43, align 8, !tbaa !5
  %45 = load i64, ptr %7, align 8, !tbaa !5
  %46 = icmp slt i64 %44, %45
  %47 = add nuw nsw i64 %36, 1
  %spec.select = select i1 %46, i64 %47, i64 %.02535
  br label %48

48:                                               ; preds = %42, %40
  %49 = phi i64 [ %39, %40 ], [ %45, %42 ]
  %.126 = phi i64 [ %.02535, %40 ], [ %spec.select, %42 ]
  %.124 = phi i64 [ %41, %40 ], [ %.02336, %42 ]
  %.1 = phi i64 [ %36, %40 ], [ %.02237, %42 ]
  %.not30 = icmp sgt i64 %.126, %.124
  br i1 %.not30, label %._crit_edge, label %.lr.ph38, !llvm.loop !11

._crit_edge:                                      ; preds = %48, %.lr.ph40.._crit_edge_crit_edge
  %50 = phi i64 [ %.pre, %.lr.ph40.._crit_edge_crit_edge ], [ %49, %48 ]
  %.022.lcssa = phi i64 [ 0, %.lr.ph40.._crit_edge_crit_edge ], [ %.1, %48 ]
  %51 = add nsw i64 %.022.lcssa, -1
  %52 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %51) #5
  %53 = load i64, ptr %52, align 8, !tbaa !5
  %54 = sub nsw i64 %50, %53
  %55 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.022.lcssa, i64 noundef %54)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  %56 = load i64, ptr %2, align 8, !tbaa !5
  %57 = add nsw i64 %56, -1
  store i64 %57, ptr %2, align 8, !tbaa !5
  %.not29 = icmp eq i64 %56, 0
  br i1 %.not29, label %._crit_edge41, label %.lr.ph40, !llvm.loop !12

._crit_edge41:                                    ; preds = %._crit_edge, %.preheader
  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

58:                                               ; preds = %20, %18
  %.pn = phi { ptr, i32 } [ %21, %20 ], [ %19, %18 ]
  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
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

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

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

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

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