; LLVM IR from DionysiosB/CodeForces :: 1792C-MinMaxSort (main)

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

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 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 i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %13

13:                                               ; preds = %96, %0
  %14 = load i64, ptr %2, align 8, !tbaa !5
  %15 = add nsw i64 %14, -1
  store i64 %15, ptr %2, align 8, !tbaa !5
  %16 = icmp ne i64 %14, 0
  br i1 %16, label %17, label %103

17:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #5
  %19 = load i64, ptr %3, align 8, !tbaa !5
  %20 = add nsw i64 %19, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %21 unwind label %27

21:                                               ; preds = %17
  call void @_ZNSt15__new_allocatorIlED2Ev(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 1, ptr %8, align 8, !tbaa !5
  br label %22

22:                                               ; preds = %37, %21
  %23 = load i64, ptr %8, align 8, !tbaa !5
  %24 = load i64, ptr %3, align 8, !tbaa !5
  %25 = icmp sle i64 %23, %24
  br i1 %25, label %31, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %44

27:                                               ; preds = %17
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %6, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  br label %102

31:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %32 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %9)
          to label %33 unwind label %40

33:                                               ; preds = %31
  %34 = load i64, ptr %8, align 8, !tbaa !5
  %35 = load i64, ptr %9, align 8, !tbaa !5
  %36 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %35) #5
  store i64 %34, ptr %36, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %37

37:                                               ; preds = %33
  %38 = load i64, ptr %8, align 8, !tbaa !5
  %39 = add nsw i64 %38, 1
  store i64 %39, ptr %8, align 8, !tbaa !5
  br label %22, !llvm.loop !9

40:                                               ; preds = %31
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %6, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %101

44:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %45 = load i64, ptr %3, align 8, !tbaa !5
  %46 = add nsw i64 %45, 1
  %47 = sdiv i64 %46, 2
  store i64 %47, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %48 = load i64, ptr %3, align 8, !tbaa !5
  %49 = add nsw i64 %48, 2
  %50 = sdiv i64 %49, 2
  store i64 %50, ptr %11, align 8, !tbaa !5
  br label %51

51:                                               ; preds = %82, %44
  %52 = load i64, ptr %10, align 8, !tbaa !5
  %53 = icmp sgt i64 %52, 0
  br i1 %53, label %54, label %80

54:                                               ; preds = %51
  %55 = load i64, ptr %10, align 8, !tbaa !5
  %56 = load i64, ptr %11, align 8, !tbaa !5
  %57 = icmp eq i64 %55, %56
  br i1 %57, label %78, label %58

58:                                               ; preds = %54
  %59 = load i64, ptr %10, align 8, !tbaa !5
  %60 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %59) #5
  %61 = load i64, ptr %60, align 8, !tbaa !5
  %62 = load i64, ptr %10, align 8, !tbaa !5
  %63 = add nsw i64 %62, 1
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %63) #5
  %65 = load i64, ptr %64, align 8, !tbaa !5
  %66 = icmp slt i64 %61, %65
  br i1 %66, label %67, label %76

67:                                               ; preds = %58
  %68 = load i64, ptr %11, align 8, !tbaa !5
  %69 = sub nsw i64 %68, 1
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %69) #5
  %71 = load i64, ptr %70, align 8, !tbaa !5
  %72 = load i64, ptr %11, align 8, !tbaa !5
  %73 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %72) #5
  %74 = load i64, ptr %73, align 8, !tbaa !5
  %75 = icmp slt i64 %71, %74
  br label %76

76:                                               ; preds = %67, %58
  %77 = phi i1 [ false, %58 ], [ %75, %67 ]
  br label %78

78:                                               ; preds = %76, %54
  %79 = phi i1 [ true, %54 ], [ %77, %76 ]
  br label %80

80:                                               ; preds = %78, %51
  %81 = phi i1 [ false, %51 ], [ %79, %78 ]
  br i1 %81, label %82, label %87

82:                                               ; preds = %80
  %83 = load i64, ptr %10, align 8, !tbaa !5
  %84 = add nsw i64 %83, -1
  store i64 %84, ptr %10, align 8, !tbaa !5
  %85 = load i64, ptr %11, align 8, !tbaa !5
  %86 = add nsw i64 %85, 1
  store i64 %86, ptr %11, align 8, !tbaa !5
  br label %51, !llvm.loop !11

87:                                               ; preds = %80
  %88 = load i64, ptr %3, align 8, !tbaa !5
  %89 = load i64, ptr %11, align 8, !tbaa !5
  %90 = load i64, ptr %10, align 8, !tbaa !5
  %91 = sub nsw i64 %89, %90
  %92 = sub nsw i64 %91, 1
  %93 = sub nsw i64 %88, %92
  %94 = sdiv i64 %93, 2
  %95 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.1, i64 noundef %94)
          to label %96 unwind label %97

96:                                               ; preds = %87
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @_ZNSt6vectorIlSaIlEED2Ev(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
  br label %13, !llvm.loop !12

97:                                               ; preds = %87
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %6, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %101

101:                                              ; preds = %97, %40
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %102

102:                                              ; preds = %101, %27
  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 %105

103:                                              ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %104 = load i32, ptr %1, align 4
  ret i32 %104

105:                                              ; preds = %102
  %106 = load ptr, ptr %6, align 8
  %107 = load i32, ptr %7, align 4
  %108 = insertvalue { ptr, i32 } poison, ptr %106, 0
  %109 = insertvalue { ptr, i32 } %108, i32 %107, 1
  resume { ptr, i32 } %109
}

; 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 @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(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 @_ZNSt6vectorIlSaIlEEixEm(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 @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(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", !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, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 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 i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %7 = load i64, ptr %1, align 8, !tbaa !5
  %8 = add nsw i64 %7, -1
  store i64 %8, ptr %1, align 8, !tbaa !5
  %.not37 = icmp eq i64 %7, 0
  br i1 %.not37, label %._crit_edge40, label %.lr.ph39

.lr.ph39:                                         ; preds = %0, %.critedge
  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 %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %10 = load i64, ptr %2, align 8, !tbaa !5
  %11 = add nsw i64 %10, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %11, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %12 unwind label %23

12:                                               ; preds = %.lr.ph39
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  %13 = load i64, ptr %2, align 8, !tbaa !5
  %.not2123 = icmp slt i64 %13, 1
  br i1 %.not2123, label %._crit_edge.thread, label %.lr.ph

._crit_edge.thread:                               ; preds = %12
  %14 = add nsw i64 %13, 1
  %15 = sdiv i64 %14, 2
  %16 = add nsw i64 %13, 2
  %17 = sdiv i64 %16, 2
  br label %.critedge

._crit_edge:                                      ; preds = %.lr.ph
  %18 = add nsw i64 %29, 1
  %19 = sdiv i64 %18, 2
  %20 = add nsw i64 %29, 2
  %21 = sdiv i64 %20, 2
  %22 = icmp sgt i64 %29, 0
  br i1 %22, label %.lr.ph28, label %.critedge

23:                                               ; preds = %.lr.ph39
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIlED2Ev(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.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 } %24

.lr.ph:                                           ; preds = %12, %.lr.ph
  %.01924 = phi i64 [ %28, %.lr.ph ], [ 1, %12 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %25 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %5)
  %26 = load i64, ptr %5, align 8, !tbaa !5
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %26) #5
  store i64 %.01924, ptr %27, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  %28 = add nuw nsw i64 %.01924, 1
  %29 = load i64, ptr %2, align 8, !tbaa !5
  %.not21.not = icmp slt i64 %.01924, %29
  br i1 %.not21.not, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.lr.ph28:                                         ; preds = %._crit_edge, %.critedge2
  %.026 = phi i64 [ %46, %.critedge2 ], [ %21, %._crit_edge ]
  %.01825 = phi i64 [ %45, %.critedge2 ], [ %19, %._crit_edge ]
  %30 = icmp eq i64 %.01825, %.026
  br i1 %30, label %.critedge2, label %31

31:                                               ; preds = %.lr.ph28
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.01825) #5
  %33 = load i64, ptr %32, align 8, !tbaa !5
  %34 = add nuw nsw i64 %.01825, 1
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %34) #5
  %36 = load i64, ptr %35, align 8, !tbaa !5
  %37 = icmp slt i64 %33, %36
  br i1 %37, label %38, label %.critedge.loopexit

38:                                               ; preds = %31
  %39 = add nsw i64 %.026, -1
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %39) #5
  %41 = load i64, ptr %40, align 8, !tbaa !5
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.026) #5
  %43 = load i64, ptr %42, align 8, !tbaa !5
  %44 = icmp slt i64 %41, %43
  br i1 %44, label %.critedge2, label %.critedge.loopexit

.critedge2:                                       ; preds = %.lr.ph28, %38
  %45 = add nsw i64 %.01825, -1
  %46 = add nuw nsw i64 %.026, 1
  %47 = icmp sgt i64 %.01825, 1
  br i1 %47, label %.lr.ph28, label %.critedge.loopexit, !llvm.loop !11

.critedge.loopexit:                               ; preds = %.critedge2, %31, %38
  %.018.lcssa.ph = phi i64 [ %.01825, %38 ], [ %.01825, %31 ], [ %45, %.critedge2 ]
  %.0.lcssa.ph = phi i64 [ %.026, %38 ], [ %.026, %31 ], [ %46, %.critedge2 ]
  %.pre = load i64, ptr %2, align 8, !tbaa !5
  br label %.critedge

.critedge:                                        ; preds = %._crit_edge.thread, %.critedge.loopexit, %._crit_edge
  %48 = phi i64 [ %29, %._crit_edge ], [ %.pre, %.critedge.loopexit ], [ %13, %._crit_edge.thread ]
  %.018.lcssa = phi i64 [ %19, %._crit_edge ], [ %.018.lcssa.ph, %.critedge.loopexit ], [ %15, %._crit_edge.thread ]
  %.0.lcssa = phi i64 [ %21, %._crit_edge ], [ %.0.lcssa.ph, %.critedge.loopexit ], [ %17, %._crit_edge.thread ]
  %.neg41 = add nsw i64 %.018.lcssa, 1
  %.neg22 = sub i64 %.neg41, %.0.lcssa
  %49 = add i64 %.neg22, %48
  %50 = sdiv i64 %49, 2
  %51 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %50)
  call void @_ZNSt6vectorIlSaIlEED2Ev(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
  %52 = load i64, ptr %1, align 8, !tbaa !5
  %53 = add nsw i64 %52, -1
  store i64 %53, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %52, 0
  br i1 %.not, label %._crit_edge40, label %.lr.ph39, !llvm.loop !12

._crit_edge40:                                    ; preds = %.critedge, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 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: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKS0_(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 @_ZNSt6vectorIlSaIlEEixEm(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 @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(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", !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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass