; LLVM IR from DionysiosB/CodeForces :: 0400-0499 (440A-ForgottenEpisode)

; 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::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.0" = type { i8 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 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 %"class.std::vector", align 8
  %4 = alloca i8, align 1
  %5 = alloca %"class.std::allocator.0", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca %"struct.std::_Bit_reference", align 8
  %11 = alloca i64, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"struct.std::_Bit_reference", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 40, ptr %3) #5
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = add nsw i64 %15, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #5
  store i8 0, ptr %4, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #5
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %16, ptr noundef nonnull align 1 dereferenceable(1) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %17 unwind label %23

17:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  br label %18

18:                                               ; preds = %38, %17
  %19 = load i64, ptr %8, align 8, !tbaa !5
  %20 = load i64, ptr %2, align 8, !tbaa !5
  %21 = icmp slt i64 %19, %20
  br i1 %21, label %27, label %22

22:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %50

23:                                               ; preds = %0
  %24 = landingpad { ptr, i32 }
          cleanup
  %25 = extractvalue { ptr, i32 } %24, 0
  store ptr %25, ptr %6, align 8
  %26 = extractvalue { ptr, i32 } %24, 1
  store i32 %26, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #5
  br label %87

27:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %28 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %9)
          to label %29 unwind label %41

29:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #5
  %30 = load i64, ptr %9, align 8, !tbaa !5
  %31 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %30)
          to label %32 unwind label %45

32:                                               ; preds = %29
  %33 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 0
  %34 = extractvalue { ptr, i64 } %31, 0
  store ptr %34, ptr %33, align 8
  %35 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 1
  %36 = extractvalue { ptr, i64 } %31, 1
  store i64 %36, ptr %35, align 8
  %37 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %10, i1 noundef zeroext true) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %38

38:                                               ; preds = %32
  %39 = load i64, ptr %8, align 8, !tbaa !5
  %40 = add nsw i64 %39, 1
  store i64 %40, ptr %8, align 8, !tbaa !5
  br label %18, !llvm.loop !11

41:                                               ; preds = %27
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %6, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %7, align 4
  br label %49

45:                                               ; preds = %29
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %6, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #5
  br label %49

49:                                               ; preds = %45, %41
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %86

50:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 1, ptr %11, align 8, !tbaa !5
  br label %51

51:                                               ; preds = %79, %50
  %52 = load i64, ptr %11, align 8, !tbaa !5
  %53 = load i64, ptr %2, align 8, !tbaa !5
  %54 = icmp sle i64 %52, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %51
  store i32 5, ptr %12, align 4
  br label %82

56:                                               ; preds = %51
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #5
  %57 = load i64, ptr %11, align 8, !tbaa !5
  %58 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %57)
          to label %59 unwind label %70

59:                                               ; preds = %56
  %60 = getelementptr inbounds { ptr, i64 }, ptr %13, i32 0, i32 0
  %61 = extractvalue { ptr, i64 } %58, 0
  store ptr %61, ptr %60, align 8
  %62 = getelementptr inbounds { ptr, i64 }, ptr %13, i32 0, i32 1
  %63 = extractvalue { ptr, i64 } %58, 1
  store i64 %63, ptr %62, align 8
  %64 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %13) #5
  %65 = xor i1 %64, true
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #5
  br i1 %65, label %66, label %78

66:                                               ; preds = %59
  %67 = load i64, ptr %11, align 8, !tbaa !5
  %68 = invoke i32 (ptr, ...) @printf(ptr noundef @.str, i64 noundef %67)
          to label %69 unwind label %74

69:                                               ; preds = %66
  store i32 5, ptr %12, align 4
  br label %82

70:                                               ; preds = %56
  %71 = landingpad { ptr, i32 }
          cleanup
  %72 = extractvalue { ptr, i32 } %71, 0
  store ptr %72, ptr %6, align 8
  %73 = extractvalue { ptr, i32 } %71, 1
  store i32 %73, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #5
  br label %83

74:                                               ; preds = %66
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %6, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %7, align 4
  br label %83

78:                                               ; preds = %59
  br label %79

79:                                               ; preds = %78
  %80 = load i64, ptr %11, align 8, !tbaa !5
  %81 = add nsw i64 %80, 1
  store i64 %81, ptr %11, align 8, !tbaa !5
  br label %51, !llvm.loop !13

82:                                               ; preds = %69, %55
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %84

83:                                               ; preds = %74, %70
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %86

84:                                               ; preds = %82
  store i32 0, ptr %1, align 4
  store i32 1, ptr %12, align 4
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  %85 = load i32, ptr %1, align 4
  ret i32 %85

86:                                               ; preds = %83, %49
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #5
  br label %87

87:                                               ; preds = %86, %23
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  br label %88

88:                                               ; preds = %87
  %89 = load ptr, ptr %6, align 8
  %90 = load i32, ptr %7, align 4
  %91 = insertvalue { ptr, i32 } poison, ptr %89, 0
  %92 = insertvalue { ptr, i32 } %91, i32 %90, 1
  resume { ptr, i32 } %92
}

; 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 @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) 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 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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::vector" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.0" = type { i8 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 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 %"class.std::vector", align 8
  %3 = alloca i8, align 1
  %4 = alloca %"class.std::allocator.0", align 1
  %5 = alloca i64, align 8
  %6 = alloca %"struct.std::_Bit_reference", align 8
  %7 = alloca %"struct.std::_Bit_reference", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %2) #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 %3) #5
  store i8 0, ptr %3, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %2, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %3, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %11 unwind label %17

11:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIbED2Ev(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 1, ptr nonnull %3) #5
  %12 = load i64, ptr %1, align 8, !tbaa !5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %.loopexit

.lr.ph:                                           ; preds = %11
  %14 = getelementptr inbounds i8, ptr %6, i64 8
  br label %19

.preheader:                                       ; preds = %23
  %15 = icmp slt i64 %28, 1
  br i1 %15, label %.loopexit, label %.lr.ph19

.lr.ph19:                                         ; preds = %.preheader
  %16 = getelementptr inbounds i8, ptr %7, i64 8
  br label %32

17:                                               ; preds = %0
  %18 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(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 1, ptr nonnull %3) #5
  br label %46

19:                                               ; preds = %.lr.ph, %23
  %.0816 = phi i64 [ 0, %.lr.ph ], [ %27, %23 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %20 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #5
  %21 = load i64, ptr %5, align 8, !tbaa !5
  %22 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %2, i64 noundef %21)
          to label %23 unwind label %30

23:                                               ; preds = %19
  %24 = extractvalue { ptr, i64 } %22, 0
  store ptr %24, ptr %6, align 8
  %25 = extractvalue { ptr, i64 } %22, 1
  store i64 %25, ptr %14, align 8
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %6, i1 noundef zeroext true) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  %27 = add nuw nsw i64 %.0816, 1
  %28 = load i64, ptr %1, align 8, !tbaa !5
  %29 = icmp slt i64 %27, %28
  br i1 %29, label %19, label %.preheader, !llvm.loop !11

30:                                               ; preds = %19
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br label %45

32:                                               ; preds = %.lr.ph19, %42
  %.018 = phi i64 [ 1, %.lr.ph19 ], [ %43, %42 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #5
  %33 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %2, i64 noundef %.018)
          to label %34 unwind label %40

34:                                               ; preds = %32
  %35 = extractvalue { ptr, i64 } %33, 0
  store ptr %35, ptr %7, align 8
  %36 = extractvalue { ptr, i64 } %33, 1
  store i64 %36, ptr %16, align 8
  %37 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #5
  br i1 %37, label %42, label %38

38:                                               ; preds = %34
  %39 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i64 noundef %.018)
  br label %.loopexit

40:                                               ; preds = %32
  %41 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #5
  br label %45

42:                                               ; preds = %34
  %43 = add nuw nsw i64 %.018, 1
  %44 = load i64, ptr %1, align 8, !tbaa !5
  %.not.not = icmp slt i64 %.018, %44
  br i1 %.not.not, label %32, label %.loopexit, !llvm.loop !13

.loopexit:                                        ; preds = %42, %11, %.preheader, %38
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %2) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret i32 0

45:                                               ; preds = %40, %30
  %.pn = phi { ptr, i32 } [ %31, %30 ], [ %41, %40 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %2) #5
  br label %46

46:                                               ; preds = %45, %17
  %.pn.pn = phi { ptr, i32 } [ %.pn, %45 ], [ %18, %17 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  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

; 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 @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) 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 @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) 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 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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