; LLVM IR from eyangch/competitive-programming :: Codeforces/920 (c)

; 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::__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
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [200000 x i32], align 16
  %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
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 800000, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %12 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %13 unwind label %19

13:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %29, %13
  %15 = load i32, ptr %7, align 4, !tbaa !5
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = icmp slt i32 %15, %16
  br i1 %17, label %23, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %36

19:                                               ; preds = %36, %0
  %20 = landingpad { ptr, i32 }
          cleanup
  %21 = extractvalue { ptr, i32 } %20, 0
  store ptr %21, ptr %5, align 8
  %22 = extractvalue { ptr, i32 } %20, 1
  store i32 %22, ptr %6, align 4
  br label %146

23:                                               ; preds = %14
  %24 = load i32, ptr %7, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 %25
  %27 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %26)
          to label %28 unwind label %32

28:                                               ; preds = %23
  br label %29

29:                                               ; preds = %28
  %30 = load i32, ptr %7, align 4, !tbaa !5
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %7, align 4, !tbaa !5
  br label %14, !llvm.loop !9

32:                                               ; preds = %23
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %5, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %146

36:                                               ; preds = %18
  %37 = 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 %38 unwind label %19

38:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %39

39:                                               ; preds = %80, %38
  %40 = load i32, ptr %9, align 4, !tbaa !5
  %41 = load i32, ptr %2, align 4, !tbaa !5
  %42 = sub nsw i32 %41, 1
  %43 = icmp slt i32 %40, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %83

45:                                               ; preds = %39
  %46 = load i32, ptr %9, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %47)
          to label %49 unwind label %56

49:                                               ; preds = %45
  %50 = load i8, ptr %48, align 1, !tbaa !11
  %51 = sext i8 %50 to i32
  %52 = icmp eq i32 %51, 49
  br i1 %52, label %53, label %60

53:                                               ; preds = %49
  %54 = load i32, ptr %8, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  store i32 %55, ptr %8, align 4, !tbaa !5
  br label %79

56:                                               ; preds = %63, %45
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %5, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %145

60:                                               ; preds = %49
  %61 = load i32, ptr %8, align 4, !tbaa !5
  %62 = icmp sgt i32 %61, 0
  br i1 %62, label %63, label %78

63:                                               ; preds = %60
  %64 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 0
  %65 = load i32, ptr %9, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds i32, ptr %64, i64 %66
  %68 = load i32, ptr %8, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = sub i64 0, %69
  %71 = getelementptr inbounds i32, ptr %67, i64 %70
  %72 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 0
  %73 = load i32, ptr %9, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds i32, ptr %72, i64 %74
  %76 = getelementptr inbounds i32, ptr %75, i64 1
  invoke void @_ZSt4sortIPiEvT_S1_(ptr noundef %71, ptr noundef %76)
          to label %77 unwind label %56

77:                                               ; preds = %63
  br label %78

78:                                               ; preds = %77, %60
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %79

79:                                               ; preds = %78, %53
  br label %80

80:                                               ; preds = %79
  %81 = load i32, ptr %9, align 4, !tbaa !5
  %82 = add nsw i32 %81, 1
  store i32 %82, ptr %9, align 4, !tbaa !5
  br label %39, !llvm.loop !12

83:                                               ; preds = %44
  %84 = load i32, ptr %8, align 4, !tbaa !5
  %85 = icmp sgt i32 %84, 0
  br i1 %85, label %86, label %105

86:                                               ; preds = %83
  %87 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 0
  %88 = load i32, ptr %2, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = getelementptr inbounds i32, ptr %87, i64 %89
  %91 = getelementptr inbounds i32, ptr %90, i64 -1
  %92 = load i32, ptr %8, align 4, !tbaa !5
  %93 = sext i32 %92 to i64
  %94 = sub i64 0, %93
  %95 = getelementptr inbounds i32, ptr %91, i64 %94
  %96 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 0
  %97 = load i32, ptr %2, align 4, !tbaa !5
  %98 = sext i32 %97 to i64
  %99 = getelementptr inbounds i32, ptr %96, i64 %98
  invoke void @_ZSt4sortIPiEvT_S1_(ptr noundef %95, ptr noundef %99)
          to label %100 unwind label %101

100:                                              ; preds = %86
  br label %105

101:                                              ; preds = %140, %138, %86
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %5, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %6, align 4
  br label %145

105:                                              ; preds = %100, %83
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %106

106:                                              ; preds = %133, %105
  %107 = load i32, ptr %10, align 4, !tbaa !5
  %108 = load i32, ptr %2, align 4, !tbaa !5
  %109 = sub nsw i32 %108, 1
  %110 = icmp slt i32 %107, %109
  br i1 %110, label %112, label %111

111:                                              ; preds = %106
  store i32 8, ptr %11, align 4
  br label %136

112:                                              ; preds = %106
  %113 = load i32, ptr %10, align 4, !tbaa !5
  %114 = sext i32 %113 to i64
  %115 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 %114
  %116 = load i32, ptr %115, align 4, !tbaa !5
  %117 = load i32, ptr %10, align 4, !tbaa !5
  %118 = add nsw i32 %117, 1
  %119 = sext i32 %118 to i64
  %120 = getelementptr inbounds [200000 x i32], ptr %3, i64 0, i64 %119
  %121 = load i32, ptr %120, align 4, !tbaa !5
  %122 = icmp sgt i32 %116, %121
  br i1 %122, label %123, label %132

123:                                              ; preds = %112
  %124 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %125 unwind label %128

125:                                              ; preds = %123
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %124, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %127 unwind label %128

127:                                              ; preds = %125
  store i32 0, ptr %1, align 4
  store i32 1, ptr %11, align 4
  br label %136

128:                                              ; preds = %125, %123
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %5, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %145

132:                                              ; preds = %112
  br label %133

133:                                              ; preds = %132
  %134 = load i32, ptr %10, align 4, !tbaa !5
  %135 = add nsw i32 %134, 1
  store i32 %135, ptr %10, align 4, !tbaa !5
  br label %106, !llvm.loop !13

136:                                              ; preds = %127, %111
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  %137 = load i32, ptr %11, align 4
  switch i32 %137, label %143 [
    i32 8, label %138
  ]

138:                                              ; preds = %136
  %139 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
          to label %140 unwind label %101

140:                                              ; preds = %138
  %141 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %139, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %142 unwind label %101

142:                                              ; preds = %140
  store i32 0, ptr %1, align 4
  store i32 1, ptr %11, align 4
  br label %143

143:                                              ; preds = %142, %136
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 800000, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %144 = load i32, ptr %1, align 4
  ret i32 %144

145:                                              ; preds = %128, %101, %56
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %146

146:                                              ; preds = %145, %32, %19
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 800000, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %147

147:                                              ; preds = %146
  %148 = load ptr, ptr %5, align 8
  %149 = load i32, ptr %6, align 4
  %150 = insertvalue { ptr, i32 } poison, ptr %148, 0
  %151 = insertvalue { ptr, i32 } %150, i32 %149, 1
  resume { ptr, i32 } %151
}

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

declare i32 @__gxx_personality_v0(...)

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

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

; 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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) #4

; 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) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5 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)) #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 = { 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 = { 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 #5 = { 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 = !{!7, !7, i64 0}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; 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::__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
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca [200000 x i32], align 16
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 800000, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  %4 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %.preheader33 unwind label %10

.preheader33:                                     ; preds = %0
  %5 = load i32, ptr %1, align 4, !tbaa !5
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %14, %.preheader33
  %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) %3)
          to label %.preheader unwind label %10

.preheader:                                       ; preds = %._crit_edge
  %8 = load i32, ptr %1, align 4, !tbaa !5
  %9 = icmp sgt i32 %8, 1
  br i1 %9, label %.lr.ph39, label %._crit_edge40.thread

10:                                               ; preds = %._crit_edge, %0
  %11 = landingpad { ptr, i32 }
          cleanup
  br label %69

.lr.ph:                                           ; preds = %.preheader33, %14
  %indvars.iv = phi i64 [ %indvars.iv.next, %14 ], [ 0, %.preheader33 ]
  %12 = getelementptr inbounds [200000 x i32], ptr %2, i64 0, i64 %indvars.iv
  %13 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %14 unwind label %18

14:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = icmp slt i64 %indvars.iv.next, %16
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !9

18:                                               ; preds = %.lr.ph
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %69

._crit_edge40:                                    ; preds = %36
  %20 = icmp sgt i32 %.1, 0
  br i1 %20, label %41, label %._crit_edge40.thread

.lr.ph39:                                         ; preds = %.preheader, %36
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %36 ], [ 0, %.preheader ]
  %.02237 = phi i32 [ %.1, %36 ], [ 0, %.preheader ]
  %21 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv44)
  %22 = load i8, ptr %21, align 1, !tbaa !11
  %23 = icmp eq i8 %22, 49
  br i1 %23, label %24, label %28

24:                                               ; preds = %.lr.ph39
  %25 = add nsw i32 %.02237, 1
  br label %36

26:                                               ; preds = %30
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %69

28:                                               ; preds = %.lr.ph39
  %29 = icmp sgt i32 %.02237, 0
  br i1 %29, label %30, label %36

30:                                               ; preds = %28
  %31 = getelementptr inbounds i32, ptr %2, i64 %indvars.iv44
  %32 = zext nneg i32 %.02237 to i64
  %33 = sub nsw i64 0, %32
  %34 = getelementptr inbounds i32, ptr %31, i64 %33
  %35 = getelementptr inbounds i8, ptr %31, i64 4
  invoke void @_ZSt4sortIPiEvT_S1_(ptr noundef nonnull %34, ptr noundef nonnull %35)
          to label %36 unwind label %26

36:                                               ; preds = %28, %30, %24
  %.1 = phi i32 [ %25, %24 ], [ 0, %30 ], [ 0, %28 ]
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %37 = load i32, ptr %1, align 4, !tbaa !5
  %38 = add nsw i32 %37, -1
  %39 = sext i32 %38 to i64
  %40 = icmp slt i64 %indvars.iv.next45, %39
  br i1 %40, label %.lr.ph39, label %._crit_edge40, !llvm.loop !12

41:                                               ; preds = %._crit_edge40
  %42 = sext i32 %37 to i64
  %43 = getelementptr inbounds i32, ptr %2, i64 %42
  %44 = getelementptr inbounds i8, ptr %43, i64 -4
  %45 = zext nneg i32 %.1 to i64
  %46 = sub nsw i64 0, %45
  %47 = getelementptr inbounds i32, ptr %44, i64 %46
  invoke void @_ZSt4sortIPiEvT_S1_(ptr noundef nonnull %47, ptr noundef nonnull %43)
          to label %._crit_edge50 unwind label %48

._crit_edge50:                                    ; preds = %41
  %.pre = load i32, ptr %1, align 4, !tbaa !5
  br label %._crit_edge40.thread

48:                                               ; preds = %66, %.critedge, %41
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %69

._crit_edge40.thread:                             ; preds = %.preheader, %._crit_edge50, %._crit_edge40
  %50 = phi i32 [ %.pre, %._crit_edge50 ], [ %37, %._crit_edge40 ], [ %8, %.preheader ]
  %51 = call i32 @llvm.smax.i32(i32 %50, i32 1)
  %smax = add nsw i32 %51, -1
  %wide.trip.count = zext nneg i32 %smax to i64
  br label %52

52:                                               ; preds = %53, %._crit_edge40.thread
  %indvars.iv47 = phi i64 [ %indvars.iv.next48, %53 ], [ 0, %._crit_edge40.thread ]
  %exitcond.not = icmp eq i64 %indvars.iv47, %wide.trip.count
  br i1 %exitcond.not, label %.critedge, label %53

53:                                               ; preds = %52
  %54 = getelementptr inbounds [200000 x i32], ptr %2, i64 0, i64 %indvars.iv47
  %55 = load i32, ptr %54, align 4, !tbaa !5
  %indvars.iv.next48 = add nuw nsw i64 %indvars.iv47, 1
  %56 = getelementptr inbounds [200000 x i32], ptr %2, i64 0, i64 %indvars.iv.next48
  %57 = load i32, ptr %56, align 4, !tbaa !5
  %58 = icmp sgt i32 %55, %57
  br i1 %58, label %59, label %52, !llvm.loop !13

59:                                               ; preds = %53
  %60 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %61 unwind label %63

61:                                               ; preds = %59
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %60, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %68 unwind label %63

63:                                               ; preds = %61, %59
  %64 = landingpad { ptr, i32 }
          cleanup
  br label %69

.critedge:                                        ; preds = %52
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.1)
          to label %66 unwind label %48

66:                                               ; preds = %.critedge
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %68 unwind label %48

68:                                               ; preds = %61, %66
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0

69:                                               ; preds = %26, %48, %63, %18, %10
  %.pn31 = phi { ptr, i32 } [ %19, %18 ], [ %11, %10 ], [ %27, %26 ], [ %49, %48 ], [ %64, %63 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn31
}

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

declare i32 @__gxx_personality_v0(...)

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

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

; 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: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPiEvT_S1_(ptr noundef, ptr noundef) local_unnamed_addr #4

; 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 #4

; 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 #5 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)) #4

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #6

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 = { 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 #5 = { 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { 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 = !{!7, !7, i64 0}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


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