; LLVM IR from AdarshGaur/Competitive-Programming :: Codeforces/Codeforces Round #805 (Div. 3)/D. Not a Cheap String.ll (Z5solvev)

; 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] }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }
%"class.std::multiset" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<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 }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca i8, align 1
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.std::allocator", align 1
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.std::multiset", align 8
  %18 = alloca i64, align 8
  %19 = alloca i32, align 4
  %20 = alloca i64, align 8
  %21 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %22 = alloca %"class.std::__cxx11::basic_string", align 8
  %23 = alloca %"class.std::allocator", align 1
  %24 = alloca i64, align 8
  %25 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %26 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %27 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr %1) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #7
  %28 = 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 %29 unwind label %42

29:                                               ; preds = %0
  %30 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %28, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %31 unwind label %42

31:                                               ; preds = %29
  %32 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  store i64 %32, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  store i64 0, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  store ptr %1, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %33 = load ptr, ptr %7, align 8, !tbaa !9
  %34 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %33) #7
  %35 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %34, ptr %35, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  %36 = load ptr, ptr %7, align 8, !tbaa !9
  %37 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %36) #7
  %38 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %37, ptr %38, align 8
  br label %39

39:                                               ; preds = %56, %31
  %40 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #7
  br i1 %40, label %46, label %41

41:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  br label %58

42:                                               ; preds = %29, %0
  %43 = landingpad { ptr, i32 }
          cleanup
  %44 = extractvalue { ptr, i32 } %43, 0
  store ptr %44, ptr %4, align 8
  %45 = extractvalue { ptr, i32 } %43, 1
  store i32 %45, ptr %5, align 4
  br label %186

46:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #7
  %47 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  %48 = load i8, ptr %47, align 1, !tbaa !11
  store i8 %48, ptr %10, align 1, !tbaa !11
  %49 = load i8, ptr %10, align 1, !tbaa !11
  %50 = sext i8 %49 to i32
  %51 = sub nsw i32 %50, 97
  %52 = add nsw i32 %51, 1
  %53 = sext i32 %52 to i64
  %54 = load i64, ptr %6, align 8, !tbaa !5
  %55 = add nsw i64 %54, %53
  store i64 %55, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #7
  br label %56

56:                                               ; preds = %46
  %57 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  br label %39

58:                                               ; preds = %41
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #7
  %59 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  %60 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %59, ptr %60, align 8
  %61 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  %62 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %61, ptr %62, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  %63 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %64 = load ptr, ptr %63, align 8
  %65 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %66 = load ptr, ptr %65, align 8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr %64, ptr %66, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %67 unwind label %83

67:                                               ; preds = %58
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #7
  %68 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  %70 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  %71 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %70, ptr %71, align 8
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %73 = load ptr, ptr %72, align 8
  %74 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  %75 = load ptr, ptr %74, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %73, ptr %75)
          to label %76 unwind label %87

76:                                               ; preds = %67
  call void @llvm.lifetime.start.p0(i64 48, ptr %17) #7
  call void @_ZNSt8multisetIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %17) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #7
  %77 = load i64, ptr %3, align 8, !tbaa !5
  %78 = sub nsw i64 %77, 1
  store i64 %78, ptr %18, align 8, !tbaa !5
  br label %79

79:                                               ; preds = %114, %76
  %80 = load i64, ptr %18, align 8, !tbaa !5
  %81 = icmp sge i64 %80, 0
  br i1 %81, label %91, label %82

82:                                               ; preds = %79
  store i32 4, ptr %19, align 4
  br label %121

83:                                               ; preds = %58
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %4, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %5, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #7
  br label %185

87:                                               ; preds = %67
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %4, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %5, align 4
  br label %184

91:                                               ; preds = %79
  %92 = load i64, ptr %6, align 8, !tbaa !5
  %93 = load i64, ptr %2, align 8, !tbaa !5
  %94 = icmp sle i64 %92, %93
  br i1 %94, label %95, label %96

95:                                               ; preds = %91
  store i32 4, ptr %19, align 4
  br label %121

96:                                               ; preds = %91
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #7
  %97 = load i64, ptr %18, align 8, !tbaa !5
  %98 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %11, i64 noundef %97)
          to label %99 unwind label %117

99:                                               ; preds = %96
  %100 = load i8, ptr %98, align 1, !tbaa !11
  %101 = sext i8 %100 to i32
  %102 = sub nsw i32 %101, 97
  %103 = add nsw i32 %102, 1
  %104 = sext i32 %103 to i64
  store i64 %104, ptr %20, align 8, !tbaa !5
  %105 = load i64, ptr %18, align 8, !tbaa !5
  %106 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %11, i64 noundef %105)
          to label %107 unwind label %117

107:                                              ; preds = %99
  %108 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE6insertERKc(ptr noundef nonnull align 8 dereferenceable(48) %17, ptr noundef nonnull align 1 dereferenceable(1) %106)
          to label %109 unwind label %117

109:                                              ; preds = %107
  %110 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %21, i32 0, i32 0
  store ptr %108, ptr %110, align 8
  %111 = load i64, ptr %20, align 8, !tbaa !5
  %112 = load i64, ptr %6, align 8, !tbaa !5
  %113 = sub nsw i64 %112, %111
  store i64 %113, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  br label %114

114:                                              ; preds = %109
  %115 = load i64, ptr %18, align 8, !tbaa !5
  %116 = add nsw i64 %115, -1
  store i64 %116, ptr %18, align 8, !tbaa !5
  br label %79, !llvm.loop !12

117:                                              ; preds = %107, %99, %96
  %118 = landingpad { ptr, i32 }
          cleanup
  %119 = extractvalue { ptr, i32 } %118, 0
  store ptr %119, ptr %4, align 8
  %120 = extractvalue { ptr, i32 } %118, 1
  store i32 %120, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #7
  br label %183

121:                                              ; preds = %95, %82
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #7
  br label %122

122:                                              ; preds = %121
  call void @llvm.lifetime.start.p0(i64 32, ptr %22) #7
  call void @llvm.lifetime.start.p0(i64 1, ptr %23) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %23) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %22, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %23)
          to label %123 unwind label %129

123:                                              ; preds = %122
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %23) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %23) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %24) #7
  store i64 0, ptr %24, align 8, !tbaa !5
  br label %124

124:                                              ; preds = %168, %123
  %125 = load i64, ptr %24, align 8, !tbaa !5
  %126 = load i64, ptr %3, align 8, !tbaa !5
  %127 = icmp slt i64 %125, %126
  br i1 %127, label %133, label %128

128:                                              ; preds = %124
  store i32 7, ptr %19, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #7
  br label %172

129:                                              ; preds = %122
  %130 = landingpad { ptr, i32 }
          cleanup
  %131 = extractvalue { ptr, i32 } %130, 0
  store ptr %131, ptr %4, align 8
  %132 = extractvalue { ptr, i32 } %130, 1
  store i32 %132, ptr %5, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %23) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %23) #7
  br label %182

133:                                              ; preds = %124
  %134 = load i64, ptr %24, align 8, !tbaa !5
  %135 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %134)
          to label %136 unwind label %152

136:                                              ; preds = %133
  %137 = invoke noundef i64 @_ZNKSt8multisetIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48) %17, ptr noundef nonnull align 1 dereferenceable(1) %135)
          to label %138 unwind label %152

138:                                              ; preds = %136
  %139 = icmp ne i64 %137, 0
  br i1 %139, label %140, label %160

140:                                              ; preds = %138
  call void @llvm.lifetime.start.p0(i64 8, ptr %25) #7
  %141 = load i64, ptr %24, align 8, !tbaa !5
  %142 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %141)
          to label %143 unwind label %156

143:                                              ; preds = %140
  %144 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE11lower_boundERKc(ptr noundef nonnull align 8 dereferenceable(48) %17, ptr noundef nonnull align 1 dereferenceable(1) %142)
          to label %145 unwind label %156

145:                                              ; preds = %143
  %146 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %25, i32 0, i32 0
  store ptr %144, ptr %146, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %26, ptr align 8 %25, i64 8, i1 false), !tbaa.struct !14
  %147 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %26, i32 0, i32 0
  %148 = load ptr, ptr %147, align 8
  %149 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIcE(ptr noundef nonnull align 8 dereferenceable(48) %17, ptr %148)
          to label %150 unwind label %156

150:                                              ; preds = %145
  %151 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %27, i32 0, i32 0
  store ptr %149, ptr %151, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #7
  br label %167

152:                                              ; preds = %163, %160, %136, %133
  %153 = landingpad { ptr, i32 }
          cleanup
  %154 = extractvalue { ptr, i32 } %153, 0
  store ptr %154, ptr %4, align 8
  %155 = extractvalue { ptr, i32 } %153, 1
  store i32 %155, ptr %5, align 4
  br label %171

156:                                              ; preds = %145, %143, %140
  %157 = landingpad { ptr, i32 }
          cleanup
  %158 = extractvalue { ptr, i32 } %157, 0
  store ptr %158, ptr %4, align 8
  %159 = extractvalue { ptr, i32 } %157, 1
  store i32 %159, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %25) #7
  br label %171

160:                                              ; preds = %138
  %161 = load i64, ptr %24, align 8, !tbaa !5
  %162 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %161)
          to label %163 unwind label %152

163:                                              ; preds = %160
  %164 = load i8, ptr %162, align 1, !tbaa !11
  %165 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %22, i8 noundef signext %164)
          to label %166 unwind label %152

166:                                              ; preds = %163
  br label %167

167:                                              ; preds = %166, %150
  br label %168

168:                                              ; preds = %167
  %169 = load i64, ptr %24, align 8, !tbaa !5
  %170 = add nsw i64 %169, 1
  store i64 %170, ptr %24, align 8, !tbaa !5
  br label %124, !llvm.loop !15

171:                                              ; preds = %156, %152
  call void @llvm.lifetime.end.p0(i64 8, ptr %24) #7
  br label %181

172:                                              ; preds = %128
  %173 = 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) %22)
          to label %174 unwind label %177

174:                                              ; preds = %172
  %175 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %173, ptr noundef @.str.1)
          to label %176 unwind label %177

176:                                              ; preds = %174
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #7
  call void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %17) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %17) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %1) #7
  ret void

177:                                              ; preds = %174, %172
  %178 = landingpad { ptr, i32 }
          cleanup
  %179 = extractvalue { ptr, i32 } %178, 0
  store ptr %179, ptr %4, align 8
  %180 = extractvalue { ptr, i32 } %178, 1
  store i32 %180, ptr %5, align 4
  br label %181

181:                                              ; preds = %177, %171
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #7
  br label %182

182:                                              ; preds = %181, %129
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #7
  br label %183

183:                                              ; preds = %182, %117
  call void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %17) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %17) #7
  br label %184

184:                                              ; preds = %183, %87
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  br label %185

185:                                              ; preds = %184, %83
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  br label %186

186:                                              ; preds = %185, %42
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %1) #7
  br label %187

187:                                              ; preds = %186
  %188 = load ptr, ptr %4, align 8
  %189 = load i32, ptr %5, align 4
  %190 = insertvalue { ptr, i32 } poison, ptr %188, 0
  %191 = insertvalue { ptr, i32 } %190, i32 %189, 1
  resume { ptr, i32 } %191
}

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

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt8multisetIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE6insertERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt8multisetIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE11lower_boundERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIcE(ptr noundef nonnull align 8 dereferenceable(48), ptr) #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #0 align 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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 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 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{i64 0, i64 8, !9}
!15 = distinct !{!15, !13}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::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] }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }
%"class.std::multiset" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [1 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::multiset", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  %10 = 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 %11 unwind label %20

11:                                               ; preds = %0
  %12 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %13 unwind label %20

13:                                               ; preds = %11
  %14 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  %15 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  store ptr %15, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #6
  %16 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  store ptr %16, ptr %4, align 8
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #6
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %13
  %.033.lcssa = phi i64 [ 0, %13 ], [ %26, %.lr.ph ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  %18 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %19 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr %18, ptr %19, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %29 unwind label %35

20:                                               ; preds = %11, %0
  %21 = landingpad { ptr, i32 }
          cleanup
  br label %81

.lr.ph:                                           ; preds = %13, %.lr.ph
  %.03346 = phi i64 [ %26, %.lr.ph ], [ 0, %13 ]
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  %23 = load i8, ptr %22, align 1, !tbaa !5
  %24 = sext i8 %23 to i64
  %25 = add i64 %.03346, -96
  %26 = add i64 %25, %24
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  %28 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #6
  br i1 %28, label %.lr.ph, label %._crit_edge

29:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  %30 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %31 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %30, ptr %31)
          to label %32 unwind label %37

32:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %7) #6
  call void @_ZNSt8multisetIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  %33 = icmp sgt i64 %14, 0
  %34 = load i64, ptr %2, align 8
  %.not48 = icmp sgt i64 %.033.lcssa, %34
  %or.cond49 = select i1 %33, i1 %.not48, i1 false
  br i1 %or.cond49, label %.lr.ph53, label %._crit_edge54

35:                                               ; preds = %._crit_edge
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %80

37:                                               ; preds = %29
  %38 = landingpad { ptr, i32 }
          cleanup
  br label %79

.lr.ph53:                                         ; preds = %32, %43
  %.03651.in = phi i64 [ %.03651, %43 ], [ %14, %32 ]
  %.13450 = phi i64 [ %45, %43 ], [ %.033.lcssa, %32 ]
  %.03651 = add nsw i64 %.03651.in, -1
  %39 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %.03651)
  %40 = load i8, ptr %39, align 1, !tbaa !5
  %41 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %.03651)
  %42 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE6insertERKc(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 1 dereferenceable(1) %41)
          to label %43 unwind label %48

43:                                               ; preds = %.lr.ph53
  %44 = sext i8 %40 to i64
  %.neg45 = add i64 %.13450, 96
  %45 = sub i64 %.neg45, %44
  %46 = icmp ugt i64 %.03651.in, 1
  %47 = load i64, ptr %2, align 8
  %.not = icmp sgt i64 %45, %47
  %or.cond = select i1 %46, i1 %.not, i1 false
  br i1 %or.cond, label %.lr.ph53, label %._crit_edge54, !llvm.loop !8

48:                                               ; preds = %.lr.ph53
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %78

._crit_edge54:                                    ; preds = %43, %32
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %50 unwind label %52

50:                                               ; preds = %._crit_edge54
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  br i1 %33, label %.lr.ph57, label %._crit_edge58

._crit_edge58:                                    ; preds = %69, %50
  %51 = 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) %8)
          to label %71 unwind label %74

52:                                               ; preds = %._crit_edge54
  %53 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  br label %77

.lr.ph57:                                         ; preds = %50, %69
  %.03555 = phi i64 [ %70, %69 ], [ 0, %50 ]
  %54 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.03555)
  %55 = invoke noundef i64 @_ZNKSt8multisetIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 1 dereferenceable(1) %54)
          to label %56 unwind label %62

56:                                               ; preds = %.lr.ph57
  %.not37 = icmp eq i64 %55, 0
  %57 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.03555)
  br i1 %.not37, label %66, label %58

58:                                               ; preds = %56
  %59 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE11lower_boundERKc(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 1 dereferenceable(1) %57)
          to label %60 unwind label %64

60:                                               ; preds = %58
  %61 = invoke ptr @_ZNSt8multisetIcSt4lessIcESaIcEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIcE(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr %59)
          to label %69 unwind label %64

62:                                               ; preds = %66, %.lr.ph57
  %63 = landingpad { ptr, i32 }
          cleanup
  br label %76

64:                                               ; preds = %60, %58
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %76

66:                                               ; preds = %56
  %67 = load i8, ptr %57, align 1, !tbaa !5
  %68 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %8, i8 noundef signext %67)
          to label %69 unwind label %62

69:                                               ; preds = %60, %66
  %70 = add nuw nsw i64 %.03555, 1
  %exitcond.not = icmp eq i64 %70, %14
  br i1 %exitcond.not, label %._crit_edge58, label %.lr.ph57, !llvm.loop !10

71:                                               ; preds = %._crit_edge58
  %72 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %51, ptr noundef nonnull @.str.1)
          to label %73 unwind label %74

73:                                               ; preds = %71
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  call void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %7) #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 nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  ret void

74:                                               ; preds = %71, %._crit_edge58
  %75 = landingpad { ptr, i32 }
          cleanup
  br label %76

76:                                               ; preds = %62, %64, %74
  %.pn.pn = phi { ptr, i32 } [ %75, %74 ], [ %65, %64 ], [ %63, %62 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %77

77:                                               ; preds = %76, %52
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %76 ], [ %53, %52 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  br label %78

78:                                               ; preds = %77, %48
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %77 ], [ %49, %48 ]
  call void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %7) #6
  br label %79

79:                                               ; preds = %78, %37
  %.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn, %78 ], [ %38, %37 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  br label %80

80:                                               ; preds = %79, %35
  %.pn.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn.pn, %79 ], [ %36, %35 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  br label %81

81:                                               ; preds = %80, %20
  %.pn.pn.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn.pn.pn, %80 ], [ %21, %20 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn.pn.pn.pn.pn.pn
}

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

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress 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 #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcS4_EEvEET_SA_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt8multisetIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE6insertERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt8multisetIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE11lower_boundERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt8multisetIcSt4lessIcESaIcEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIcE(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #0 align 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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt8multisetIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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 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 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}
!10 = distinct !{!10, !9}


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