; LLVM IR from Izaron/ACM-ICPC :: Timus Online Judge/Volume 3/1208. Legendary Teams Contest (main)

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

%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"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::__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] }

@k = external dso_local global i32, align 4
@_Z2mpB5cxx11 = external dso_local global %"class.std::map", align 8
@mask = external dso_local global [19 x i64], align 16
@cnt = external dso_local global i32, align 4
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z2dpixi(i32 noundef, i64 noundef, i32 noundef) #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @k)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %84, %0
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = load i32, ptr @k, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %102

17:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  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
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  %18 = 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) %3)
          to label %19 unwind label %33

19:                                               ; preds = %17
  %20 = 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) %18, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %21 unwind label %33

21:                                               ; preds = %19
  %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) %20, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %23 unwind label %33

23:                                               ; preds = %21
  %24 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %25 unwind label %33

25:                                               ; preds = %23
  %26 = icmp ne i64 %24, 0
  br i1 %26, label %37, label %27

27:                                               ; preds = %25
  %28 = load i32, ptr @cnt, align 4, !tbaa !5
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr @cnt, align 4, !tbaa !5
  %30 = sext i32 %28 to i64
  %31 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %32 unwind label %33

32:                                               ; preds = %27
  store i64 %30, ptr %31, align 8, !tbaa !9
  br label %37

33:                                               ; preds = %51, %47, %41, %37, %27, %23, %21, %19, %17
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %6, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %7, align 4
  br label %101

37:                                               ; preds = %32, %25
  %38 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %39 unwind label %33

39:                                               ; preds = %37
  %40 = icmp ne i64 %38, 0
  br i1 %40, label %47, label %41

41:                                               ; preds = %39
  %42 = load i32, ptr @cnt, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr @cnt, align 4, !tbaa !5
  %44 = sext i32 %42 to i64
  %45 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %46 unwind label %33

46:                                               ; preds = %41
  store i64 %44, ptr %45, align 8, !tbaa !9
  br label %47

47:                                               ; preds = %46, %39
  %48 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %49 unwind label %33

49:                                               ; preds = %47
  %50 = icmp ne i64 %48, 0
  br i1 %50, label %57, label %51

51:                                               ; preds = %49
  %52 = load i32, ptr @cnt, align 4, !tbaa !5
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr @cnt, align 4, !tbaa !5
  %54 = sext i32 %52 to i64
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %56 unwind label %33

56:                                               ; preds = %51
  store i64 %54, ptr %55, align 8, !tbaa !9
  br label %57

57:                                               ; preds = %56, %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %58 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %59 unwind label %87

59:                                               ; preds = %57
  %60 = load i64, ptr %58, align 8, !tbaa !9
  %61 = trunc i64 %60 to i32
  store i32 %61, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %63 unwind label %91

63:                                               ; preds = %59
  %64 = load i64, ptr %62, align 8, !tbaa !9
  %65 = trunc i64 %64 to i32
  store i32 %65, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %67 unwind label %95

67:                                               ; preds = %63
  %68 = load i64, ptr %66, align 8, !tbaa !9
  %69 = trunc i64 %68 to i32
  store i32 %69, ptr %10, align 4, !tbaa !5
  %70 = load i32, ptr %8, align 4, !tbaa !5
  %71 = zext i32 %70 to i64
  %72 = shl i64 1, %71
  %73 = load i32, ptr %9, align 4, !tbaa !5
  %74 = zext i32 %73 to i64
  %75 = shl i64 1, %74
  %76 = add nsw i64 %72, %75
  %77 = load i32, ptr %10, align 4, !tbaa !5
  %78 = zext i32 %77 to i64
  %79 = shl i64 1, %78
  %80 = add nsw i64 %76, %79
  %81 = load i32, ptr %2, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [19 x i64], ptr @mask, i64 0, i64 %82
  store i64 %80, ptr %83, align 8, !tbaa !9
  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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #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
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  br label %84

84:                                               ; preds = %67
  %85 = load i32, ptr %2, align 4, !tbaa !5
  %86 = add nsw i32 %85, 1
  store i32 %86, ptr %2, align 4, !tbaa !5
  br label %12, !llvm.loop !11

87:                                               ; preds = %57
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %6, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %7, align 4
  br label %100

91:                                               ; preds = %59
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %6, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %7, align 4
  br label %99

95:                                               ; preds = %63
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %6, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %99

99:                                               ; preds = %95, %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %100

100:                                              ; preds = %99, %87
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %101

101:                                              ; preds = %100, %33
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #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
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %106

102:                                              ; preds = %16
  %103 = call noundef i32 @_Z2dpixi(i32 noundef 0, i64 noundef 0, i32 noundef 0)
  %104 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %103)
  %105 = load i32, ptr %1, align 4
  ret i32 %105

106:                                              ; preds = %101
  %107 = load ptr, ptr %6, align 8
  %108 = load i32, ptr %7, align 4
  %109 = insertvalue { ptr, i32 } poison, ptr %107, 0
  %110 = insertvalue { ptr, i32 } %109, i32 %108, 1
  resume { ptr, i32 } %110
}

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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 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 uwtable
declare dso_local noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"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::__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] }

@k = external dso_local global i32, align 4
@_Z2mpB5cxx11 = external dso_local global %"class.std::map", align 8
@mask = external dso_local local_unnamed_addr global [19 x i64], align 16
@cnt = external dso_local local_unnamed_addr global i32, align 4
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z2dpixi(i32 noundef, i64 noundef, i32 noundef) local_unnamed_addr #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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @k)
  %5 = load i32, ptr @k, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %51, %0
  %7 = call noundef i32 @_Z2dpixi(i32 noundef 0, i64 noundef 0, i32 noundef 0)
  %8 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %7)
  ret i32 0

.lr.ph:                                           ; preds = %0, %51
  %indvars.iv = phi i64 [ %indvars.iv.next, %51 ], [ 0, %0 ]
  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
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  %9 = 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 %10 unwind label %23

10:                                               ; preds = %.lr.ph
  %11 = 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) %9, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %12 unwind label %23

12:                                               ; preds = %10
  %13 = 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) %11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %14 unwind label %23

14:                                               ; preds = %12
  %15 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %16 unwind label %23

16:                                               ; preds = %14
  %.not = icmp eq i64 %15, 0
  br i1 %.not, label %17, label %25

17:                                               ; preds = %16
  %18 = load i32, ptr @cnt, align 4, !tbaa !5
  %19 = add nsw i32 %18, 1
  store i32 %19, ptr @cnt, align 4, !tbaa !5
  %20 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %21 unwind label %23

21:                                               ; preds = %17
  %22 = sext i32 %18 to i64
  store i64 %22, ptr %20, align 8, !tbaa !9
  br label %25

23:                                               ; preds = %37, %34, %28, %25, %17, %14, %12, %10, %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %71

25:                                               ; preds = %21, %16
  %26 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %27 unwind label %23

27:                                               ; preds = %25
  %.not12 = icmp eq i64 %26, 0
  br i1 %.not12, label %28, label %34

28:                                               ; preds = %27
  %29 = load i32, ptr @cnt, align 4, !tbaa !5
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr @cnt, align 4, !tbaa !5
  %31 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %32 unwind label %23

32:                                               ; preds = %28
  %33 = sext i32 %29 to i64
  store i64 %33, ptr %31, align 8, !tbaa !9
  br label %34

34:                                               ; preds = %32, %27
  %35 = invoke noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %36 unwind label %23

36:                                               ; preds = %34
  %.not13 = icmp eq i64 %35, 0
  br i1 %.not13, label %37, label %43

37:                                               ; preds = %36
  %38 = load i32, ptr @cnt, align 4, !tbaa !5
  %39 = add nsw i32 %38, 1
  store i32 %39, ptr @cnt, align 4, !tbaa !5
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %41 unwind label %23

41:                                               ; preds = %37
  %42 = sext i32 %38 to i64
  store i64 %42, ptr %40, align 8, !tbaa !9
  br label %43

43:                                               ; preds = %41, %36
  %44 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %45 unwind label %65

45:                                               ; preds = %43
  %46 = load i64, ptr %44, align 8, !tbaa !9
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %48 unwind label %67

48:                                               ; preds = %45
  %49 = load i64, ptr %47, align 8, !tbaa !9
  %50 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48) @_Z2mpB5cxx11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %51 unwind label %69

51:                                               ; preds = %48
  %52 = load i64, ptr %50, align 8, !tbaa !9
  %53 = and i64 %46, 4294967295
  %54 = shl nuw i64 1, %53
  %55 = and i64 %49, 4294967295
  %56 = shl nuw i64 1, %55
  %57 = add nsw i64 %56, %54
  %58 = and i64 %52, 4294967295
  %59 = shl nuw i64 1, %58
  %60 = add nsw i64 %57, %59
  %61 = getelementptr inbounds [19 x i64], ptr @mask, i64 0, i64 %indvars.iv
  store i64 %60, ptr %61, align 8, !tbaa !9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  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
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %62 = load i32, ptr @k, align 4, !tbaa !5
  %63 = sext i32 %62 to i64
  %64 = icmp slt i64 %indvars.iv.next, %63
  br i1 %64, label %.lr.ph, label %._crit_edge, !llvm.loop !11

65:                                               ; preds = %43
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %71

67:                                               ; preds = %45
  %68 = landingpad { ptr, i32 }
          cleanup
  br label %71

69:                                               ; preds = %48
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %71

71:                                               ; preds = %65, %69, %67, %23
  %.pn.pn.pn = phi { ptr, i32 } [ %24, %23 ], [ %66, %65 ], [ %70, %69 ], [ %68, %67 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  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 } %.pn.pn.pn
}

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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 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 uwtable
declare dso_local noundef i64 @_ZNKSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEE5countERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEExSt4lessIS5_ESaISt4pairIKS5_xEEEixERS9_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass