; LLVM IR from DionysiosB/CodeForces :: 1937B-BinaryPath (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::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 [2 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 i64, align 8
  %3 = alloca i64, 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 i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  store i32 0, ptr %1, align 4
  %14 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #6
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  br label %16

16:                                               ; preds = %137, %0
  %17 = load i64, ptr %2, align 8, !tbaa !5
  %18 = add nsw i64 %17, -1
  store i64 %18, ptr %2, align 8, !tbaa !5
  %19 = icmp ne i64 %17, 0
  br i1 %19, label %20, label %159

20:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #6
  %21 = 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)
  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
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %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 %47

23:                                               ; preds = %20
  %24 = 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) %22, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %25 unwind label %47

25:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  store i64 0, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  store i64 1, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %26 = load i64, ptr %3, align 8, !tbaa !5
  %27 = sub nsw i64 %26, 1
  store i64 %27, ptr %10, align 8, !tbaa !5
  br label %28

28:                                               ; preds = %119, %25
  %29 = load i64, ptr %8, align 8, !tbaa !5
  %30 = load i64, ptr %3, align 8, !tbaa !5
  %31 = icmp slt i64 %29, %30
  br i1 %31, label %32, label %122

32:                                               ; preds = %28
  %33 = load i64, ptr %8, align 8, !tbaa !5
  %34 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %33)
          to label %35 unwind label %51

35:                                               ; preds = %32
  %36 = load i8, ptr %34, align 1, !tbaa !9
  %37 = sext i8 %36 to i32
  %38 = load i64, ptr %8, align 8, !tbaa !5
  %39 = add nsw i64 %38, 1
  %40 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %39)
          to label %41 unwind label %51

41:                                               ; preds = %35
  %42 = load i8, ptr %40, align 1, !tbaa !9
  %43 = sext i8 %42 to i32
  %44 = icmp slt i32 %37, %43
  br i1 %44, label %45, label %55

45:                                               ; preds = %41
  store i64 1, ptr %9, align 8, !tbaa !5
  %46 = load i64, ptr %8, align 8, !tbaa !5
  store i64 %46, ptr %10, align 8, !tbaa !5
  br label %122

47:                                               ; preds = %23, %20
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %6, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %7, align 4
  br label %158

51:                                               ; preds = %103, %100, %78, %75, %58, %55, %35, %32
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %6, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %7, align 4
  br label %157

55:                                               ; preds = %41
  %56 = load i64, ptr %8, align 8, !tbaa !5
  %57 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %56)
          to label %58 unwind label %51

58:                                               ; preds = %55
  %59 = load i8, ptr %57, align 1, !tbaa !9
  %60 = sext i8 %59 to i32
  %61 = load i64, ptr %8, align 8, !tbaa !5
  %62 = add nsw i64 %61, 1
  %63 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %62)
          to label %64 unwind label %51

64:                                               ; preds = %58
  %65 = load i8, ptr %63, align 1, !tbaa !9
  %66 = sext i8 %65 to i32
  %67 = icmp eq i32 %60, %66
  br i1 %67, label %68, label %118

68:                                               ; preds = %64
  %69 = load i64, ptr %8, align 8, !tbaa !5
  store i64 %69, ptr %10, align 8, !tbaa !5
  br label %70

70:                                               ; preds = %90, %68
  %71 = load i64, ptr %8, align 8, !tbaa !5
  %72 = add nsw i64 %71, 1
  %73 = load i64, ptr %3, align 8, !tbaa !5
  %74 = icmp slt i64 %72, %73
  br i1 %74, label %75, label %88

75:                                               ; preds = %70
  %76 = load i64, ptr %8, align 8, !tbaa !5
  %77 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %76)
          to label %78 unwind label %51

78:                                               ; preds = %75
  %79 = load i8, ptr %77, align 1, !tbaa !9
  %80 = sext i8 %79 to i32
  %81 = load i64, ptr %8, align 8, !tbaa !5
  %82 = add nsw i64 %81, 1
  %83 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %82)
          to label %84 unwind label %51

84:                                               ; preds = %78
  %85 = load i8, ptr %83, align 1, !tbaa !9
  %86 = sext i8 %85 to i32
  %87 = icmp eq i32 %80, %86
  br label %88

88:                                               ; preds = %84, %70
  %89 = phi i1 [ false, %70 ], [ %87, %84 ]
  br i1 %89, label %90, label %95

90:                                               ; preds = %88
  %91 = load i64, ptr %8, align 8, !tbaa !5
  %92 = add nsw i64 %91, 1
  store i64 %92, ptr %8, align 8, !tbaa !5
  %93 = load i64, ptr %9, align 8, !tbaa !5
  %94 = add nsw i64 %93, 1
  store i64 %94, ptr %9, align 8, !tbaa !5
  br label %70, !llvm.loop !10

95:                                               ; preds = %88
  %96 = load i64, ptr %8, align 8, !tbaa !5
  %97 = load i64, ptr %3, align 8, !tbaa !5
  %98 = sub nsw i64 %97, 1
  %99 = icmp eq i64 %96, %98
  br i1 %99, label %113, label %100

100:                                              ; preds = %95
  %101 = load i64, ptr %8, align 8, !tbaa !5
  %102 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %101)
          to label %103 unwind label %51

103:                                              ; preds = %100
  %104 = load i8, ptr %102, align 1, !tbaa !9
  %105 = sext i8 %104 to i32
  %106 = load i64, ptr %8, align 8, !tbaa !5
  %107 = add nsw i64 %106, 1
  %108 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %107)
          to label %109 unwind label %51

109:                                              ; preds = %103
  %110 = load i8, ptr %108, align 1, !tbaa !9
  %111 = sext i8 %110 to i32
  %112 = icmp slt i32 %105, %111
  br i1 %112, label %113, label %114

113:                                              ; preds = %109, %95
  br label %122

114:                                              ; preds = %109
  %115 = load i64, ptr %3, align 8, !tbaa !5
  %116 = sub nsw i64 %115, 1
  store i64 %116, ptr %10, align 8, !tbaa !5
  store i64 1, ptr %9, align 8, !tbaa !5
  br label %117

117:                                              ; preds = %114
  br label %118

118:                                              ; preds = %117, %64
  br label %119

119:                                              ; preds = %118
  %120 = load i64, ptr %8, align 8, !tbaa !5
  %121 = add nsw i64 %120, 1
  store i64 %121, ptr %8, align 8, !tbaa !5
  br label %28, !llvm.loop !12

122:                                              ; preds = %113, %45, %28
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #6
  %123 = load i64, ptr %10, align 8, !tbaa !5
  %124 = add nsw i64 %123, 1
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef 0, i64 noundef %124)
          to label %125 unwind label %138

125:                                              ; preds = %122
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #6
  %126 = load i64, ptr %10, align 8, !tbaa !5
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %126, i64 noundef -1)
          to label %127 unwind label %142

127:                                              ; preds = %125
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %11, ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %128 unwind label %146

128:                                              ; preds = %127
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %130 unwind label %152

130:                                              ; preds = %128
  %131 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %129, ptr noundef @.str)
          to label %132 unwind label %152

132:                                              ; preds = %130
  %133 = load i64, ptr %9, align 8, !tbaa !5
  %134 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8) %131, i64 noundef %133)
          to label %135 unwind label %152

135:                                              ; preds = %132
  %136 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %134, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %137 unwind label %152

137:                                              ; preds = %135
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #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 8, ptr %3) #6
  br label %16, !llvm.loop !13

138:                                              ; preds = %122
  %139 = landingpad { ptr, i32 }
          cleanup
  %140 = extractvalue { ptr, i32 } %139, 0
  store ptr %140, ptr %6, align 8
  %141 = extractvalue { ptr, i32 } %139, 1
  store i32 %141, ptr %7, align 4
  br label %151

142:                                              ; preds = %125
  %143 = landingpad { ptr, i32 }
          cleanup
  %144 = extractvalue { ptr, i32 } %143, 0
  store ptr %144, ptr %6, align 8
  %145 = extractvalue { ptr, i32 } %143, 1
  store i32 %145, ptr %7, align 4
  br label %150

146:                                              ; preds = %127
  %147 = landingpad { ptr, i32 }
          cleanup
  %148 = extractvalue { ptr, i32 } %147, 0
  store ptr %148, ptr %6, align 8
  %149 = extractvalue { ptr, i32 } %147, 1
  store i32 %149, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  br label %150

150:                                              ; preds = %146, %142
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %151

151:                                              ; preds = %150, %138
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  br label %156

152:                                              ; preds = %135, %132, %130, %128
  %153 = landingpad { ptr, i32 }
          cleanup
  %154 = extractvalue { ptr, i32 } %153, 0
  store ptr %154, ptr %6, align 8
  %155 = extractvalue { ptr, i32 } %153, 1
  store i32 %155, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #6
  br label %156

156:                                              ; preds = %152, %151
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #6
  br label %157

157:                                              ; preds = %156, %51
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %158

158:                                              ; preds = %157, %47
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #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 8, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  br label %161

159:                                              ; preds = %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #6
  %160 = load i32, ptr %1, align 4
  ret i32 %160

161:                                              ; preds = %158
  %162 = load ptr, ptr %6, align 8
  %163 = load i32, ptr %7, align 4
  %164 = insertvalue { ptr, i32 } poison, ptr %162, 0
  %165 = insertvalue { ptr, i32 } %164, i32 %163, 1
  resume { ptr, i32 } %165
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #1

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

; 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)) #3 align 2

; 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)) #1

declare i32 @__gxx_personality_v0(...)

; 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) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #5

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #3 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

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #5

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3 align 2

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

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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"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}
!13 = distinct !{!13, !11}


; 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 [2 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 i64, align 8
  %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 %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #6
  %9 = 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)
  %10 = load i64, ptr %1, align 8, !tbaa !5
  %11 = add nsw i64 %10, -1
  store i64 %11, ptr %1, align 8, !tbaa !5
  %.not62 = icmp eq i64 %10, 0
  br i1 %.not62, label %._crit_edge65, label %.lr.ph64

.lr.ph64:                                         ; preds = %0, %71
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %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) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %14 unwind label %26

14:                                               ; preds = %.lr.ph64
  %15 = 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) %13, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %16 unwind label %26

16:                                               ; preds = %14
  %17 = load i64, ptr %2, align 8, !tbaa !5
  %18 = add nsw i64 %17, -1
  %19 = icmp sgt i64 %17, 0
  br i1 %19, label %.lr.ph51, label %._crit_edge

.lr.ph51:                                         ; preds = %16, %57
  %.050 = phi i64 [ %.1, %57 ], [ %18, %16 ]
  %.02449 = phi i64 [ %.pre-phi, %57 ], [ 0, %16 ]
  %20 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %.02449)
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = add nsw i64 %.02449, 1
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %22)
  %24 = load i8, ptr %23, align 1, !tbaa !9
  %25 = icmp slt i8 %21, %24
  br i1 %25, label %._crit_edge, label %28

26:                                               ; preds = %14, %.lr.ph64
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %85

28:                                               ; preds = %.lr.ph51
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %.02449)
  %30 = load i8, ptr %29, align 1, !tbaa !9
  %31 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %22)
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = icmp eq i8 %30, %32
  %.pre66 = load i64, ptr %2, align 8, !tbaa !5
  br i1 %33, label %.preheader, label %57

.preheader:                                       ; preds = %28
  %34 = icmp slt i64 %22, %.pre66
  br i1 %34, label %.lr.ph, label %.critedge

.lr.ph:                                           ; preds = %.preheader, %41
  %35 = phi i64 [ %43, %41 ], [ %22, %.preheader ]
  %.12242 = phi i64 [ %42, %41 ], [ 1, %.preheader ]
  %.12541 = phi i64 [ %35, %41 ], [ %.02449, %.preheader ]
  %36 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %.12541)
  %37 = load i8, ptr %36, align 1, !tbaa !9
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %35)
  %39 = load i8, ptr %38, align 1, !tbaa !9
  %40 = icmp eq i8 %37, %39
  %.pre.pre = load i64, ptr %2, align 8, !tbaa !5
  br i1 %40, label %41, label %.critedge

41:                                               ; preds = %.lr.ph
  %42 = add nuw nsw i64 %.12242, 1
  %43 = add nsw i64 %35, 1
  %44 = icmp slt i64 %43, %.pre.pre
  br i1 %44, label %.lr.ph, label %.critedge, !llvm.loop !10

.critedge:                                        ; preds = %.lr.ph, %41, %.preheader
  %45 = phi i64 [ %.pre66, %.preheader ], [ %.pre.pre, %41 ], [ %.pre.pre, %.lr.ph ]
  %.125.lcssa = phi i64 [ %.02449, %.preheader ], [ %.12541, %.lr.ph ], [ %35, %41 ]
  %.122.lcssa = phi i64 [ 1, %.preheader ], [ %.12242, %.lr.ph ], [ %42, %41 ]
  %.lcssa = phi i64 [ %22, %.preheader ], [ %35, %.lr.ph ], [ %43, %41 ]
  %46 = add nsw i64 %45, -1
  %47 = icmp eq i64 %.125.lcssa, %46
  br i1 %47, label %._crit_edge, label %48

48:                                               ; preds = %.critedge
  %49 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %.125.lcssa)
  %50 = load i8, ptr %49, align 1, !tbaa !9
  %51 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.lcssa)
  %52 = load i8, ptr %51, align 1, !tbaa !9
  %53 = icmp slt i8 %50, %52
  br i1 %53, label %._crit_edge, label %54

54:                                               ; preds = %48
  %55 = load i64, ptr %2, align 8, !tbaa !5
  %56 = add nsw i64 %55, -1
  %.pre = add nsw i64 %.125.lcssa, 1
  br label %57

57:                                               ; preds = %28, %54
  %.pre-phi = phi i64 [ %22, %28 ], [ %.pre, %54 ]
  %58 = phi i64 [ %.pre66, %28 ], [ %55, %54 ]
  %.1 = phi i64 [ %.050, %28 ], [ %56, %54 ]
  %59 = icmp slt i64 %.pre-phi, %58
  br i1 %59, label %.lr.ph51, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %57, %48, %.critedge, %.lr.ph51, %16
  %.3 = phi i64 [ 1, %16 ], [ 1, %.lr.ph51 ], [ %.122.lcssa, %.critedge ], [ %.122.lcssa, %48 ], [ 1, %57 ]
  %.2 = phi i64 [ %18, %16 ], [ %.02449, %.lr.ph51 ], [ %.02449, %.critedge ], [ %.02449, %48 ], [ %.1, %57 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #6
  %60 = add nsw i64 %.2, 1
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %6, ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef 0, i64 noundef %60)
          to label %61 unwind label %74

61:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #6
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %.2, i64 noundef -1)
          to label %62 unwind label %76

62:                                               ; preds = %61
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %63 unwind label %78

63:                                               ; preds = %62
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %65 unwind label %82

65:                                               ; preds = %63
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %64, ptr noundef nonnull @.str)
          to label %67 unwind label %82

67:                                               ; preds = %65
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8) %66, i64 noundef %.3)
          to label %69 unwind label %82

69:                                               ; preds = %67
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %68, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %71 unwind label %82

71:                                               ; preds = %69
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #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 nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  %72 = load i64, ptr %1, align 8, !tbaa !5
  %73 = add nsw i64 %72, -1
  store i64 %73, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %72, 0
  br i1 %.not, label %._crit_edge65, label %.lr.ph64, !llvm.loop !13

74:                                               ; preds = %._crit_edge
  %75 = landingpad { ptr, i32 }
          cleanup
  br label %81

76:                                               ; preds = %61
  %77 = landingpad { ptr, i32 }
          cleanup
  br label %80

78:                                               ; preds = %62
  %79 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  br label %80

80:                                               ; preds = %78, %76
  %.pn = phi { ptr, i32 } [ %79, %78 ], [ %77, %76 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %81

81:                                               ; preds = %80, %74
  %.pn.pn = phi { ptr, i32 } [ %.pn, %80 ], [ %75, %74 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #6
  br label %84

82:                                               ; preds = %69, %67, %65, %63
  %83 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  br label %84

84:                                               ; preds = %82, %81
  %.pn38 = phi { ptr, i32 } [ %83, %82 ], [ %.pn.pn, %81 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %85

85:                                               ; preds = %84, %26
  %.pn38.pn = phi { ptr, i32 } [ %.pn38, %84 ], [ %27, %26 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn38.pn

._crit_edge65:                                    ; preds = %71, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #6
  ret i32 0
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #1

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

; 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 #3 align 2

; 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 #1

declare i32 @__gxx_personality_v0(...)

; 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 #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_S9_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #3 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

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

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

; 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 #3 align 2

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

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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"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}
!13 = distinct !{!13, !11}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass