; LLVM IR from DionysiosB/CodeForces :: 1500-1599 (1553C-Penalty)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = 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 i32, align 4
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i64, align 8
  %15 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 10, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %3)
  br label %17

17:                                               ; preds = %122, %0
  %18 = load i64, ptr %3, align 8, !tbaa !9
  %19 = add nsw i64 %18, -1
  store i64 %19, ptr %3, align 8, !tbaa !9
  %20 = icmp ne i64 %18, 0
  br i1 %20, label %21, label %129

21:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  %22 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %23 unwind label %29

23:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 5, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  store i32 5, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 10, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  store i64 0, ptr %14, align 8, !tbaa !9
  br label %24

24:                                               ; preds = %115, %23
  %25 = load i64, ptr %14, align 8, !tbaa !9
  %26 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  %27 = icmp ult i64 %25, %26
  br i1 %27, label %33, label %28

28:                                               ; preds = %24
  store i32 4, ptr %15, align 4
  br label %118

29:                                               ; preds = %21
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %5, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %6, align 4
  br label %128

33:                                               ; preds = %24
  %34 = load i64, ptr %14, align 8, !tbaa !9
  %35 = srem i64 %34, 2
  %36 = icmp eq i64 %35, 0
  br i1 %36, label %37, label %65

37:                                               ; preds = %33
  %38 = load i32, ptr %11, align 4, !tbaa !5
  %39 = add nsw i32 %38, -1
  store i32 %39, ptr %11, align 4, !tbaa !5
  %40 = load i64, ptr %14, align 8, !tbaa !9
  %41 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %40)
          to label %42 unwind label %49

42:                                               ; preds = %37
  %43 = load i8, ptr %41, align 1, !tbaa !11
  %44 = sext i8 %43 to i32
  %45 = icmp eq i32 %44, 49
  br i1 %45, label %46, label %53

46:                                               ; preds = %42
  %47 = load i32, ptr %7, align 4, !tbaa !5
  %48 = add nsw i32 %47, 1
  store i32 %48, ptr %7, align 4, !tbaa !5
  br label %64

49:                                               ; preds = %77, %65, %53, %37
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %5, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %127

53:                                               ; preds = %42
  %54 = load i64, ptr %14, align 8, !tbaa !9
  %55 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %54)
          to label %56 unwind label %49

56:                                               ; preds = %53
  %57 = load i8, ptr %55, align 1, !tbaa !11
  %58 = sext i8 %57 to i32
  %59 = icmp eq i32 %58, 63
  br i1 %59, label %60, label %63

60:                                               ; preds = %56
  %61 = load i32, ptr %9, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %9, align 4, !tbaa !5
  br label %63

63:                                               ; preds = %60, %56
  br label %64

64:                                               ; preds = %63, %46
  br label %89

65:                                               ; preds = %33
  %66 = load i32, ptr %12, align 4, !tbaa !5
  %67 = add nsw i32 %66, -1
  store i32 %67, ptr %12, align 4, !tbaa !5
  %68 = load i64, ptr %14, align 8, !tbaa !9
  %69 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %68)
          to label %70 unwind label %49

70:                                               ; preds = %65
  %71 = load i8, ptr %69, align 1, !tbaa !11
  %72 = sext i8 %71 to i32
  %73 = icmp eq i32 %72, 49
  br i1 %73, label %74, label %77

74:                                               ; preds = %70
  %75 = load i32, ptr %8, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %8, align 4, !tbaa !5
  br label %88

77:                                               ; preds = %70
  %78 = load i64, ptr %14, align 8, !tbaa !9
  %79 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %78)
          to label %80 unwind label %49

80:                                               ; preds = %77
  %81 = load i8, ptr %79, align 1, !tbaa !11
  %82 = sext i8 %81 to i32
  %83 = icmp eq i32 %82, 63
  br i1 %83, label %84, label %87

84:                                               ; preds = %80
  %85 = load i32, ptr %10, align 4, !tbaa !5
  %86 = add nsw i32 %85, 1
  store i32 %86, ptr %10, align 4, !tbaa !5
  br label %87

87:                                               ; preds = %84, %80
  br label %88

88:                                               ; preds = %87, %74
  br label %89

89:                                               ; preds = %88, %64
  %90 = load i32, ptr %7, align 4, !tbaa !5
  %91 = load i32, ptr %9, align 4, !tbaa !5
  %92 = add nsw i32 %90, %91
  %93 = load i32, ptr %8, align 4, !tbaa !5
  %94 = load i32, ptr %12, align 4, !tbaa !5
  %95 = add nsw i32 %93, %94
  %96 = icmp sgt i32 %92, %95
  br i1 %96, label %97, label %101

97:                                               ; preds = %89
  %98 = load i64, ptr %14, align 8, !tbaa !9
  %99 = add nsw i64 %98, 1
  %100 = trunc i64 %99 to i32
  store i32 %100, ptr %13, align 4, !tbaa !5
  store i32 4, ptr %15, align 4
  br label %118

101:                                              ; preds = %89
  %102 = load i32, ptr %8, align 4, !tbaa !5
  %103 = load i32, ptr %10, align 4, !tbaa !5
  %104 = add nsw i32 %102, %103
  %105 = load i32, ptr %7, align 4, !tbaa !5
  %106 = load i32, ptr %11, align 4, !tbaa !5
  %107 = add nsw i32 %105, %106
  %108 = icmp sgt i32 %104, %107
  br i1 %108, label %109, label %113

109:                                              ; preds = %101
  %110 = load i64, ptr %14, align 8, !tbaa !9
  %111 = add nsw i64 %110, 1
  %112 = trunc i64 %111 to i32
  store i32 %112, ptr %13, align 4, !tbaa !5
  store i32 4, ptr %15, align 4
  br label %118

113:                                              ; preds = %101
  br label %114

114:                                              ; preds = %113
  br label %115

115:                                              ; preds = %114
  %116 = load i64, ptr %14, align 8, !tbaa !9
  %117 = add nsw i64 %116, 1
  store i64 %117, ptr %14, align 8, !tbaa !9
  br label %24, !llvm.loop !12

118:                                              ; preds = %109, %97, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %119

119:                                              ; preds = %118
  %120 = load i32, ptr %13, align 4, !tbaa !5
  %121 = invoke i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %120)
          to label %122 unwind label %123

122:                                              ; preds = %119
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  br label %17, !llvm.loop !14

123:                                              ; preds = %119
  %124 = landingpad { ptr, i32 }
          cleanup
  %125 = extractvalue { ptr, i32 } %124, 0
  store ptr %125, ptr %5, align 8
  %126 = extractvalue { ptr, i32 } %124, 1
  store i32 %126, ptr %6, align 4
  br label %127

127:                                              ; preds = %123, %49
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %128

128:                                              ; preds = %127, %29
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %131

129:                                              ; preds = %17
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  %130 = load i32, ptr %1, align 4
  ret i32 %130

131:                                              ; preds = %128
  %132 = load ptr, ptr %5, align 8
  %133 = load i32, ptr %6, align 4
  %134 = insertvalue { ptr, i32 } poison, ptr %132, 0
  %135 = insertvalue { ptr, i32 } %134, i32 %133, 1
  resume { ptr, i32 } %135
}

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #3 align 2

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

declare i32 @printf(ptr noundef, ...) #4

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 = { 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 #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 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = 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::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  %3 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %4 = load i64, ptr %1, align 8, !tbaa !5
  %5 = add nsw i64 %4, -1
  store i64 %5, ptr %1, align 8, !tbaa !5
  %.not48 = icmp eq i64 %4, 0
  br i1 %.not48, label %._crit_edge, label %.lr.ph49

.lr.ph49:                                         ; preds = %0, %.loopexit
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %6 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %.preheader unwind label %8

.preheader:                                       ; preds = %.lr.ph49
  %7 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %.not50 = icmp eq i64 %7, 0
  br i1 %.not50, label %.loopexit, label %.lr.ph

8:                                                ; preds = %.lr.ph49
  %9 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  resume { ptr, i32 } %9

.lr.ph:                                           ; preds = %.preheader, %47
  %.047 = phi i64 [ %48, %47 ], [ 0, %.preheader ]
  %.02746 = phi i32 [ %.1, %47 ], [ 5, %.preheader ]
  %.02845 = phi i32 [ %.129, %47 ], [ 5, %.preheader ]
  %.03044 = phi i32 [ %.131, %47 ], [ 0, %.preheader ]
  %.03243 = phi i32 [ %.133, %47 ], [ 0, %.preheader ]
  %.03442 = phi i32 [ %.135, %47 ], [ 0, %.preheader ]
  %.03641 = phi i32 [ %.137, %47 ], [ 0, %.preheader ]
  %10 = and i64 %.047, 1
  %11 = icmp eq i64 %10, 0
  %12 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.047)
  %13 = load i8, ptr %12, align 1, !tbaa !9
  %14 = icmp eq i8 %13, 49
  br i1 %11, label %15, label %24

15:                                               ; preds = %.lr.ph
  %16 = add nsw i32 %.02845, -1
  br i1 %14, label %17, label %19

17:                                               ; preds = %15
  %18 = add nsw i32 %.03641, 1
  br label %33

19:                                               ; preds = %15
  %20 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.047)
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = icmp eq i8 %21, 63
  %23 = zext i1 %22 to i32
  %spec.select = add nsw i32 %.03243, %23
  br label %33

24:                                               ; preds = %.lr.ph
  %25 = add nsw i32 %.02746, -1
  br i1 %14, label %26, label %28

26:                                               ; preds = %24
  %27 = add nsw i32 %.03442, 1
  br label %33

28:                                               ; preds = %24
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.047)
  %30 = load i8, ptr %29, align 1, !tbaa !9
  %31 = icmp eq i8 %30, 63
  %32 = zext i1 %31 to i32
  %spec.select38 = add nsw i32 %.03044, %32
  br label %33

33:                                               ; preds = %28, %19, %26, %17
  %.137 = phi i32 [ %18, %17 ], [ %.03641, %26 ], [ %.03641, %19 ], [ %.03641, %28 ]
  %.135 = phi i32 [ %.03442, %17 ], [ %27, %26 ], [ %.03442, %19 ], [ %.03442, %28 ]
  %.133 = phi i32 [ %.03243, %17 ], [ %.03243, %26 ], [ %spec.select, %19 ], [ %.03243, %28 ]
  %.131 = phi i32 [ %.03044, %17 ], [ %.03044, %26 ], [ %.03044, %19 ], [ %spec.select38, %28 ]
  %.129 = phi i32 [ %16, %17 ], [ %.02845, %26 ], [ %16, %19 ], [ %.02845, %28 ]
  %.1 = phi i32 [ %.02746, %17 ], [ %25, %26 ], [ %.02746, %19 ], [ %25, %28 ]
  %34 = add nsw i32 %.133, %.137
  %35 = add nsw i32 %.1, %.135
  %36 = icmp sgt i32 %34, %35
  br i1 %36, label %37, label %40

37:                                               ; preds = %33
  %38 = trunc i64 %.047 to i32
  %39 = add i32 %38, 1
  br label %.loopexit

40:                                               ; preds = %33
  %41 = add nsw i32 %.131, %.135
  %42 = add nsw i32 %.129, %.137
  %43 = icmp sgt i32 %41, %42
  br i1 %43, label %44, label %47

44:                                               ; preds = %40
  %45 = trunc i64 %.047 to i32
  %46 = add i32 %45, 1
  br label %.loopexit

47:                                               ; preds = %40
  %48 = add nuw nsw i64 %.047, 1
  %49 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %50 = icmp ult i64 %48, %49
  br i1 %50, label %.lr.ph, label %.loopexit, !llvm.loop !10

.loopexit:                                        ; preds = %47, %.preheader, %44, %37
  %.026 = phi i32 [ %39, %37 ], [ %46, %44 ], [ 10, %.preheader ], [ 10, %47 ]
  %51 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %.026)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #6
  %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_edge, label %.lr.ph49, !llvm.loop !12

._crit_edge:                                      ; preds = %.loopexit, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #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) #1

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_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: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) 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 = { 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 #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 = { "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 = { 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 #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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


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