; LLVM IR from DionysiosB/CodeForces :: 0900-0999 (908A-NewYearAndCountingCards)

; 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 [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 %"class.std::__cxx11::basic_string", align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  %7 = 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 %8 unwind label %14

8:                                                ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  store i64 0, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  store i64 0, ptr %6, align 8, !tbaa !5
  br label %9

9:                                                ; preds = %93, %8
  %10 = load i64, ptr %6, align 8, !tbaa !5
  %11 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  %12 = icmp ult i64 %10, %11
  br i1 %12, label %18, label %13

13:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %100

14:                                               ; preds = %0
  %15 = landingpad { ptr, i32 }
          cleanup
  %16 = extractvalue { ptr, i32 } %15, 0
  store ptr %16, ptr %3, align 8
  %17 = extractvalue { ptr, i32 } %15, 1
  store i32 %17, ptr %4, align 4
  br label %110

18:                                               ; preds = %9
  %19 = load i64, ptr %6, align 8, !tbaa !5
  %20 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %19)
          to label %21 unwind label %96

21:                                               ; preds = %18
  %22 = load i8, ptr %20, align 1, !tbaa !9
  %23 = sext i8 %22 to i32
  %24 = icmp eq i32 %23, 97
  br i1 %24, label %88, label %25

25:                                               ; preds = %21
  %26 = load i64, ptr %6, align 8, !tbaa !5
  %27 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %26)
          to label %28 unwind label %96

28:                                               ; preds = %25
  %29 = load i8, ptr %27, align 1, !tbaa !9
  %30 = sext i8 %29 to i32
  %31 = icmp eq i32 %30, 101
  br i1 %31, label %88, label %32

32:                                               ; preds = %28
  %33 = load i64, ptr %6, align 8, !tbaa !5
  %34 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %33)
          to label %35 unwind label %96

35:                                               ; preds = %32
  %36 = load i8, ptr %34, align 1, !tbaa !9
  %37 = sext i8 %36 to i32
  %38 = icmp eq i32 %37, 105
  br i1 %38, label %88, label %39

39:                                               ; preds = %35
  %40 = load i64, ptr %6, align 8, !tbaa !5
  %41 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %40)
          to label %42 unwind label %96

42:                                               ; preds = %39
  %43 = load i8, ptr %41, align 1, !tbaa !9
  %44 = sext i8 %43 to i32
  %45 = icmp eq i32 %44, 111
  br i1 %45, label %88, label %46

46:                                               ; preds = %42
  %47 = load i64, ptr %6, align 8, !tbaa !5
  %48 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %47)
          to label %49 unwind label %96

49:                                               ; preds = %46
  %50 = load i8, ptr %48, align 1, !tbaa !9
  %51 = sext i8 %50 to i32
  %52 = icmp eq i32 %51, 117
  br i1 %52, label %88, label %53

53:                                               ; preds = %49
  %54 = load i64, ptr %6, align 8, !tbaa !5
  %55 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %54)
          to label %56 unwind label %96

56:                                               ; preds = %53
  %57 = load i8, ptr %55, align 1, !tbaa !9
  %58 = sext i8 %57 to i32
  %59 = icmp eq i32 %58, 49
  br i1 %59, label %88, label %60

60:                                               ; preds = %56
  %61 = load i64, ptr %6, align 8, !tbaa !5
  %62 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %61)
          to label %63 unwind label %96

63:                                               ; preds = %60
  %64 = load i8, ptr %62, align 1, !tbaa !9
  %65 = sext i8 %64 to i32
  %66 = icmp eq i32 %65, 51
  br i1 %66, label %88, label %67

67:                                               ; preds = %63
  %68 = load i64, ptr %6, align 8, !tbaa !5
  %69 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %68)
          to label %70 unwind label %96

70:                                               ; preds = %67
  %71 = load i8, ptr %69, align 1, !tbaa !9
  %72 = sext i8 %71 to i32
  %73 = icmp eq i32 %72, 53
  br i1 %73, label %88, label %74

74:                                               ; preds = %70
  %75 = load i64, ptr %6, align 8, !tbaa !5
  %76 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %75)
          to label %77 unwind label %96

77:                                               ; preds = %74
  %78 = load i8, ptr %76, align 1, !tbaa !9
  %79 = sext i8 %78 to i32
  %80 = icmp eq i32 %79, 55
  br i1 %80, label %88, label %81

81:                                               ; preds = %77
  %82 = load i64, ptr %6, align 8, !tbaa !5
  %83 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %82)
          to label %84 unwind label %96

84:                                               ; preds = %81
  %85 = load i8, ptr %83, align 1, !tbaa !9
  %86 = sext i8 %85 to i32
  %87 = icmp eq i32 %86, 57
  br label %88

88:                                               ; preds = %84, %77, %70, %63, %56, %49, %42, %35, %28, %21
  %89 = phi i1 [ true, %77 ], [ true, %70 ], [ true, %63 ], [ true, %56 ], [ true, %49 ], [ true, %42 ], [ true, %35 ], [ true, %28 ], [ true, %21 ], [ %87, %84 ]
  %90 = zext i1 %89 to i64
  %91 = load i64, ptr %5, align 8, !tbaa !5
  %92 = add nsw i64 %91, %90
  store i64 %92, ptr %5, align 8, !tbaa !5
  br label %93

93:                                               ; preds = %88
  %94 = load i64, ptr %6, align 8, !tbaa !5
  %95 = add nsw i64 %94, 1
  store i64 %95, ptr %6, align 8, !tbaa !5
  br label %9, !llvm.loop !10

96:                                               ; preds = %81, %74, %67, %60, %53, %46, %39, %32, %25, %18
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %3, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %109

100:                                              ; preds = %13
  %101 = load i64, ptr %5, align 8, !tbaa !5
  %102 = invoke i32 (ptr, ...) @printf(ptr noundef @.str, i64 noundef %101)
          to label %103 unwind label %105

103:                                              ; preds = %100
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #4
  %104 = load i32, ptr %1, align 4
  ret i32 %104

105:                                              ; preds = %100
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %3, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %4, align 4
  br label %109

109:                                              ; preds = %105, %96
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %110

110:                                              ; preds = %109, %14
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #4
  br label %111

111:                                              ; preds = %110
  %112 = load ptr, ptr %3, align 8
  %113 = load i32, ptr %4, align 4
  %114 = insertvalue { ptr, i32 } poison, ptr %112, 0
  %115 = insertvalue { ptr, i32 } %114, i32 %113, 1
  resume { ptr, i32 } %115
}

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

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 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 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 #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 = { 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"}


; 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 [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 %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %2 = 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) %1)
          to label %.preheader unwind label %5

.preheader:                                       ; preds = %0
  %3 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %.not = icmp eq i64 %3, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %46, %.preheader
  %.016.lcssa = phi i64 [ 0, %.preheader ], [ %49, %46 ]
  %4 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i64 noundef %.016.lcssa)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  ret i32 0

5:                                                ; preds = %0
  %6 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  resume { ptr, i32 } %6

.lr.ph:                                           ; preds = %.preheader, %46
  %.018 = phi i64 [ %50, %46 ], [ 0, %.preheader ]
  %.01617 = phi i64 [ %49, %46 ], [ 0, %.preheader ]
  %7 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %8 = load i8, ptr %7, align 1, !tbaa !5
  %9 = icmp eq i8 %8, 97
  br i1 %9, label %46, label %10

10:                                               ; preds = %.lr.ph
  %11 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %12 = load i8, ptr %11, align 1, !tbaa !5
  %13 = icmp eq i8 %12, 101
  br i1 %13, label %46, label %14

14:                                               ; preds = %10
  %15 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %16 = load i8, ptr %15, align 1, !tbaa !5
  %17 = icmp eq i8 %16, 105
  br i1 %17, label %46, label %18

18:                                               ; preds = %14
  %19 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %20 = load i8, ptr %19, align 1, !tbaa !5
  %21 = icmp eq i8 %20, 111
  br i1 %21, label %46, label %22

22:                                               ; preds = %18
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %24 = load i8, ptr %23, align 1, !tbaa !5
  %25 = icmp eq i8 %24, 117
  br i1 %25, label %46, label %26

26:                                               ; preds = %22
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %28 = load i8, ptr %27, align 1, !tbaa !5
  %29 = icmp eq i8 %28, 49
  br i1 %29, label %46, label %30

30:                                               ; preds = %26
  %31 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %32 = load i8, ptr %31, align 1, !tbaa !5
  %33 = icmp eq i8 %32, 51
  br i1 %33, label %46, label %34

34:                                               ; preds = %30
  %35 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %36 = load i8, ptr %35, align 1, !tbaa !5
  %37 = icmp eq i8 %36, 53
  br i1 %37, label %46, label %38

38:                                               ; preds = %34
  %39 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %40 = load i8, ptr %39, align 1, !tbaa !5
  %41 = icmp eq i8 %40, 55
  br i1 %41, label %46, label %42

42:                                               ; preds = %38
  %43 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.018)
  %44 = load i8, ptr %43, align 1, !tbaa !5
  %45 = icmp eq i8 %44, 57
  br label %46

46:                                               ; preds = %42, %38, %34, %30, %26, %22, %18, %14, %10, %.lr.ph
  %47 = phi i1 [ true, %38 ], [ true, %34 ], [ true, %30 ], [ true, %26 ], [ true, %22 ], [ true, %18 ], [ true, %14 ], [ true, %10 ], [ true, %.lr.ph ], [ %45, %42 ]
  %48 = zext i1 %47 to i64
  %49 = add nuw nsw i64 %.01617, %48
  %50 = add nuw nsw i64 %.018, 1
  %51 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %52 = icmp ult i64 %50, %51
  br i1 %52, label %.lr.ph, label %._crit_edge, !llvm.loop !8
}

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

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 #2 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 #2 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 #4

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 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 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 #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 = { 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 #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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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