; LLVM IR from abhisheknaiidu/dsa :: Other/Codeforces/C R #658(Div 2) (B)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

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

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca i8, align 1
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %6)
  br label %17

17:                                               ; preds = %83, %2
  %18 = load i32, ptr %6, align 4, !tbaa !5
  %19 = add nsw i32 %18, -1
  store i32 %19, ptr %6, align 4, !tbaa !5
  %20 = icmp ne i32 %18, 0
  br i1 %20, label %21, label %85

21:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %7)
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %32, %21
  %24 = load i32, ptr %10, align 4, !tbaa !5
  %25 = load i32, ptr %7, align 4, !tbaa !5
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %28, label %27

27:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %39

28:                                               ; preds = %23
  %29 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %30 unwind label %35

30:                                               ; preds = %28
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %31 unwind label %35

31:                                               ; preds = %30
  br label %32

32:                                               ; preds = %31
  %33 = load i32, ptr %10, align 4, !tbaa !5
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %10, align 4, !tbaa !5
  br label %23, !llvm.loop !11

35:                                               ; preds = %30, %28
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %11, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %84

39:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #6
  store i8 1, ptr %13, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %40

40:                                               ; preds = %62, %39
  %41 = load i32, ptr %14, align 4, !tbaa !5
  %42 = load i32, ptr %7, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %40
  store i32 7, ptr %15, align 4
  br label %65

45:                                               ; preds = %40
  %46 = load i32, ptr %14, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %47) #6
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = icmp eq i32 %49, 1
  br i1 %50, label %51, label %56

51:                                               ; preds = %45
  %52 = load i8, ptr %13, align 1, !tbaa !13, !range !15, !noundef !16
  %53 = trunc i8 %52 to i1
  %54 = xor i1 %53, true
  %55 = zext i1 %54 to i8
  store i8 %55, ptr %13, align 1, !tbaa !13
  br label %61

56:                                               ; preds = %45
  %57 = load i8, ptr %13, align 1, !tbaa !13, !range !15, !noundef !16
  %58 = trunc i8 %57 to i1
  %59 = xor i1 %58, true
  %60 = zext i1 %59 to i8
  store i8 %60, ptr %13, align 1, !tbaa !13
  store i32 7, ptr %15, align 4
  br label %65

61:                                               ; preds = %51
  br label %62

62:                                               ; preds = %61
  %63 = load i32, ptr %14, align 4, !tbaa !5
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr %14, align 4, !tbaa !5
  br label %40, !llvm.loop !17

65:                                               ; preds = %56, %44
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %66

66:                                               ; preds = %65
  %67 = load i8, ptr %13, align 1, !tbaa !13, !range !15, !noundef !16
  %68 = trunc i8 %67 to i1
  br i1 %68, label %78, label %69

69:                                               ; preds = %66
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
          to label %71 unwind label %74

71:                                               ; preds = %69
  %72 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %70, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %73 unwind label %74

73:                                               ; preds = %71
  br label %83

74:                                               ; preds = %80, %78, %71, %69
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %11, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  br label %84

78:                                               ; preds = %66
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.5)
          to label %80 unwind label %74

80:                                               ; preds = %78
  %81 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %82 unwind label %74

82:                                               ; preds = %80
  br label %83

83:                                               ; preds = %82, %73
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %17, !llvm.loop !18

84:                                               ; preds = %74, %35
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  br label %87

85:                                               ; preds = %17
  store i32 0, ptr %3, align 4
  store i32 1, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  %86 = load i32, ptr %3, align 4
  ret i32 %86

87:                                               ; preds = %84
  %88 = load ptr, ptr %11, align 8
  %89 = load i32, ptr %12, align 4
  %90 = insertvalue { ptr, i32 } poison, ptr %88, 0
  %91 = insertvalue { ptr, i32 } %90, i32 %89, 1
  resume { ptr, i32 } %91
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"bool", !7, i64 0}
!15 = !{i8 0, i8 2}
!16 = !{}
!17 = distinct !{!17, !12}
!18 = distinct !{!18, !12}


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

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

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector", align 8
  tail call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %8 = load i32, ptr %3, align 4, !tbaa !5
  %9 = add nsw i32 %8, -1
  store i32 %9, ptr %3, align 4, !tbaa !5
  %.not20 = icmp eq i32 %8, 0
  br i1 %.not20, label %._crit_edge, label %.lr.ph21

.lr.ph21:                                         ; preds = %2, %37
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %11 = load i32, ptr %4, align 4, !tbaa !5
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %.lr.ph, label %.critedge.invoke

.preheader:                                       ; preds = %16
  %13 = icmp sgt i32 %18, 0
  br i1 %13, label %.lr.ph19, label %.critedge.invoke

.lr.ph:                                           ; preds = %.lr.ph21, %16
  %.01316 = phi i32 [ %17, %16 ], [ 0, %.lr.ph21 ]
  %14 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %15 unwind label %20

15:                                               ; preds = %.lr.ph
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %16 unwind label %20

16:                                               ; preds = %15
  %17 = add nuw nsw i32 %.01316, 1
  %18 = load i32, ptr %4, align 4, !tbaa !5
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %.lr.ph, label %.preheader, !llvm.loop !9

20:                                               ; preds = %15, %.lr.ph
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %40

.lr.ph19:                                         ; preds = %.preheader, %25
  %indvars.iv = phi i64 [ %indvars.iv.next, %25 ], [ 0, %.preheader ]
  %.01017 = phi i1 [ %26, %25 ], [ true, %.preheader ]
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %indvars.iv) #6
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = icmp eq i32 %23, 1
  br i1 %24, label %25, label %30

25:                                               ; preds = %.lr.ph19
  %26 = xor i1 %.01017, true
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %27 = load i32, ptr %4, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = icmp slt i64 %indvars.iv.next, %28
  br i1 %29, label %.lr.ph19, label %.loopexit, !llvm.loop !11

30:                                               ; preds = %.lr.ph19
  br i1 %.01017, label %31, label %.critedge.invoke

.loopexit:                                        ; preds = %25
  br i1 %.01017, label %31, label %.critedge.invoke

31:                                               ; preds = %30, %.loopexit
  br label %.critedge.invoke

32:                                               ; preds = %.critedge.invoke, %.invoke
  %33 = landingpad { ptr, i32 }
          cleanup
  br label %40

.critedge.invoke:                                 ; preds = %.loopexit, %.preheader, %30, %.lr.ph21, %31
  %34 = phi ptr [ @.str.4, %31 ], [ @.str.5, %.lr.ph21 ], [ @.str.5, %30 ], [ @.str.5, %.preheader ], [ @.str.5, %.loopexit ]
  %35 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %34)
          to label %.invoke unwind label %32

.invoke:                                          ; preds = %.critedge.invoke
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %37 unwind label %32

37:                                               ; preds = %.invoke
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = add nsw i32 %38, -1
  store i32 %39, ptr %3, align 4, !tbaa !5
  %.not = icmp eq i32 %38, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph21, !llvm.loop !12

40:                                               ; preds = %32, %20
  %.pn = phi { ptr, i32 } [ %21, %20 ], [ %33, %32 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn

._crit_edge:                                      ; preds = %37, %2
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) 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) #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

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


; Effective O3 passes: AggressiveInstCombinePass,CorrelatedValuePropagationPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass