; LLVM IR from DionysiosB/CodeForces :: 1000-1099 (1099C-Postcard)

; 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.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long, long, std::_Identity<long>, std::less<long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long, long, std::_Identity<long>, std::less<long>>::_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::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::set", align 8
  %8 = alloca %"class.std::set", align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca %"struct.std::pair", align 8
  %12 = alloca i64, align 8
  %13 = alloca %"struct.std::pair", align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %16 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %17 unwind label %25

17:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  %18 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %19 unwind label %29

19:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %7) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %8) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #6
  store i64 0, ptr %9, align 8, !tbaa !5
  br label %20

20:                                               ; preds = %86, %19
  %21 = load i64, ptr %9, align 8, !tbaa !5
  %22 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  %23 = icmp ult i64 %21, %22
  br i1 %23, label %33, label %24

24:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  br label %90

25:                                               ; preds = %0
  %26 = landingpad { ptr, i32 }
          cleanup
  %27 = extractvalue { ptr, i32 } %26, 0
  store ptr %27, ptr %3, align 8
  %28 = extractvalue { ptr, i32 } %26, 1
  store i32 %28, ptr %4, align 4
  br label %201

29:                                               ; preds = %17
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %3, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %4, align 4
  br label %200

33:                                               ; preds = %20
  %34 = load i64, ptr %9, align 8, !tbaa !5
  %35 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %34)
          to label %36 unwind label %49

36:                                               ; preds = %33
  %37 = load i8, ptr %35, align 1, !tbaa !9
  %38 = sext i8 %37 to i32
  %39 = icmp eq i32 %38, 63
  br i1 %39, label %40, label %57

40:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %41 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %42 = sub i64 %41, 1
  store i64 %42, ptr %10, align 8, !tbaa !5
  %43 = invoke { ptr, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %44 unwind label %53

44:                                               ; preds = %40
  %45 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 0
  %46 = extractvalue { ptr, i8 } %43, 0
  store ptr %46, ptr %45, align 8
  %47 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 1
  %48 = extractvalue { ptr, i8 } %43, 1
  store i8 %48, ptr %47, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %85

49:                                               ; preds = %80, %77, %57, %33
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %3, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %4, align 4
  br label %89

53:                                               ; preds = %40
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %3, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %89

57:                                               ; preds = %36
  %58 = load i64, ptr %9, align 8, !tbaa !5
  %59 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %58)
          to label %60 unwind label %49

60:                                               ; preds = %57
  %61 = load i8, ptr %59, align 1, !tbaa !9
  %62 = sext i8 %61 to i32
  %63 = icmp eq i32 %62, 42
  br i1 %63, label %64, label %77

64:                                               ; preds = %60
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  %65 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %66 = sub i64 %65, 1
  store i64 %66, ptr %12, align 8, !tbaa !5
  %67 = invoke { ptr, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %68 unwind label %73

68:                                               ; preds = %64
  %69 = getelementptr inbounds { ptr, i8 }, ptr %13, i32 0, i32 0
  %70 = extractvalue { ptr, i8 } %67, 0
  store ptr %70, ptr %69, align 8
  %71 = getelementptr inbounds { ptr, i8 }, ptr %13, i32 0, i32 1
  %72 = extractvalue { ptr, i8 } %67, 1
  store i8 %72, ptr %71, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  br label %84

73:                                               ; preds = %64
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %3, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  br label %89

77:                                               ; preds = %60
  %78 = load i64, ptr %9, align 8, !tbaa !5
  %79 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %78)
          to label %80 unwind label %49

80:                                               ; preds = %77
  %81 = load i8, ptr %79, align 1, !tbaa !9
  %82 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %6, i8 noundef signext %81)
          to label %83 unwind label %49

83:                                               ; preds = %80
  br label %84

84:                                               ; preds = %83, %68
  br label %85

85:                                               ; preds = %84, %44
  br label %86

86:                                               ; preds = %85
  %87 = load i64, ptr %9, align 8, !tbaa !5
  %88 = add nsw i64 %87, 1
  store i64 %88, ptr %9, align 8, !tbaa !5
  br label %20, !llvm.loop !10

89:                                               ; preds = %73, %53, %49
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #6
  br label %199

90:                                               ; preds = %24
  %91 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %92 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  %93 = sub i64 %91, %92
  %94 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %8) #6
  %95 = sub i64 %93, %94
  %96 = load i64, ptr %5, align 8, !tbaa !5
  %97 = icmp ugt i64 %95, %96
  br i1 %97, label %98, label %107

98:                                               ; preds = %90
  %99 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %100 unwind label %103

100:                                              ; preds = %98
  %101 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %99, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %102 unwind label %103

102:                                              ; preds = %100
  br label %195

103:                                              ; preds = %195, %116, %114, %100, %98
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %3, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %4, align 4
  br label %199

107:                                              ; preds = %90
  %108 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %109 = load i64, ptr %5, align 8, !tbaa !5
  %110 = icmp ult i64 %108, %109
  br i1 %110, label %111, label %119

111:                                              ; preds = %107
  %112 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %8) #6
  %113 = icmp eq i64 %112, 0
  br i1 %113, label %114, label %119

114:                                              ; preds = %111
  %115 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %116 unwind label %103

116:                                              ; preds = %114
  %117 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %115, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %118 unwind label %103

118:                                              ; preds = %116
  br label %194

119:                                              ; preds = %111, %107
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  %120 = load i64, ptr %5, align 8, !tbaa !5
  %121 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %122 = sub i64 %120, %121
  store i64 %122, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #6
  store i64 0, ptr %15, align 8, !tbaa !5
  br label %123

123:                                              ; preds = %190, %119
  %124 = load i64, ptr %15, align 8, !tbaa !5
  %125 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %126 = icmp ult i64 %124, %125
  br i1 %126, label %128, label %127

127:                                              ; preds = %123
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  br label %193

128:                                              ; preds = %123
  %129 = load i64, ptr %14, align 8, !tbaa !5
  %130 = icmp slt i64 %129, 0
  br i1 %130, label %131, label %144

131:                                              ; preds = %128
  %132 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %133 unwind label %140

133:                                              ; preds = %131
  %134 = icmp ne i64 %132, 0
  br i1 %134, label %135, label %144

135:                                              ; preds = %133
  %136 = load i64, ptr %14, align 8, !tbaa !5
  %137 = add nsw i64 %136, 1
  store i64 %137, ptr %14, align 8, !tbaa !5
  %138 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %139 unwind label %140

139:                                              ; preds = %135
  br label %189

140:                                              ; preds = %183, %180, %177, %173, %170, %159, %151, %147, %135, %131
  %141 = landingpad { ptr, i32 }
          cleanup
  %142 = extractvalue { ptr, i32 } %141, 0
  store ptr %142, ptr %3, align 8
  %143 = extractvalue { ptr, i32 } %141, 1
  store i32 %143, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  br label %199

144:                                              ; preds = %133, %128
  %145 = load i64, ptr %14, align 8, !tbaa !5
  %146 = icmp slt i64 %145, 0
  br i1 %146, label %147, label %156

147:                                              ; preds = %144
  %148 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %149 unwind label %140

149:                                              ; preds = %147
  %150 = icmp ne i64 %148, 0
  br i1 %150, label %151, label %156

151:                                              ; preds = %149
  %152 = load i64, ptr %14, align 8, !tbaa !5
  %153 = add nsw i64 %152, 1
  store i64 %153, ptr %14, align 8, !tbaa !5
  %154 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %155 unwind label %140

155:                                              ; preds = %151
  br label %188

156:                                              ; preds = %149, %144
  %157 = load i64, ptr %14, align 8, !tbaa !5
  %158 = icmp sgt i64 %157, 0
  br i1 %158, label %159, label %180

159:                                              ; preds = %156
  %160 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %161 unwind label %140

161:                                              ; preds = %159
  %162 = icmp ne i64 %160, 0
  br i1 %162, label %163, label %180

163:                                              ; preds = %161
  %164 = load i64, ptr %14, align 8, !tbaa !5
  %165 = add nsw i64 %164, 1
  store i64 %165, ptr %14, align 8, !tbaa !5
  br label %166

166:                                              ; preds = %176, %163
  %167 = load i64, ptr %14, align 8, !tbaa !5
  %168 = add nsw i64 %167, -1
  store i64 %168, ptr %14, align 8, !tbaa !5
  %169 = icmp ne i64 %167, 0
  br i1 %169, label %170, label %177

170:                                              ; preds = %166
  %171 = load i64, ptr %15, align 8, !tbaa !5
  %172 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %171)
          to label %173 unwind label %140

173:                                              ; preds = %170
  %174 = load i8, ptr %172, align 1, !tbaa !9
  %175 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %174)
          to label %176 unwind label %140

176:                                              ; preds = %173
  br label %166, !llvm.loop !12

177:                                              ; preds = %166
  %178 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %8, ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %179 unwind label %140

179:                                              ; preds = %177
  store i64 0, ptr %14, align 8, !tbaa !5
  br label %187

180:                                              ; preds = %161, %156
  %181 = load i64, ptr %15, align 8, !tbaa !5
  %182 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %181)
          to label %183 unwind label %140

183:                                              ; preds = %180
  %184 = load i8, ptr %182, align 1, !tbaa !9
  %185 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %184)
          to label %186 unwind label %140

186:                                              ; preds = %183
  br label %187

187:                                              ; preds = %186, %179
  br label %188

188:                                              ; preds = %187, %155
  br label %189

189:                                              ; preds = %188, %139
  br label %190

190:                                              ; preds = %189
  %191 = load i64, ptr %15, align 8, !tbaa !5
  %192 = add nsw i64 %191, 1
  store i64 %192, ptr %15, align 8, !tbaa !5
  br label %123, !llvm.loop !13

193:                                              ; preds = %127
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  br label %194

194:                                              ; preds = %193, %118
  br label %195

195:                                              ; preds = %194, %102
  %196 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %197 unwind label %103

197:                                              ; preds = %195
  store i32 0, ptr %1, align 4
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %8) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %8) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %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 %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  %198 = load i32, ptr %1, align 4
  ret i32 %198

199:                                              ; preds = %140, %103, %89
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %8) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %8) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %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 %6) #6
  br label %200

200:                                              ; preds = %199, %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  br label %201

201:                                              ; preds = %200, %25
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #6
  br label %202

202:                                              ; preds = %201
  %203 = load ptr, ptr %3, align 8
  %204 = load i32, ptr %4, align 4
  %205 = insertvalue { ptr, i32 } poison, ptr %203, 0
  %206 = insertvalue { ptr, i32 } %205, i32 %204, 1
  resume { ptr, i32 } %206
}

; 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)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 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 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, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #4 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 uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4 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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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] }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long, long, std::_Identity<long>, std::less<long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long, long, std::_Identity<long>, std::less<long>>::_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
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [11 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::set", align 8
  %5 = alloca %"class.std::set", align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  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
  %9 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %10 unwind label %21

10:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  %11 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
          to label %12 unwind label %23

12:                                               ; preds = %10
  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 48, ptr nonnull %4) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %13 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %.not39 = icmp eq i64 %13, 0
  br i1 %.not39, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %52, %12
  %14 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %15 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  %16 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %17 = add i64 %15, %16
  %18 = sub i64 %14, %17
  %19 = load i64, ptr %2, align 8, !tbaa !5
  %20 = icmp ugt i64 %18, %19
  br i1 %20, label %.invoke42, label %58

21:                                               ; preds = %0
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %114

23:                                               ; preds = %10
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %113

.lr.ph:                                           ; preds = %12, %52
  %.02334 = phi i64 [ %53, %52 ], [ 0, %12 ]
  %25 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.02334)
  %26 = load i8, ptr %25, align 1, !tbaa !9
  %27 = icmp eq i8 %26, 63
  br i1 %27, label %28, label %37

28:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  %29 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %30 = add i64 %29, -1
  store i64 %30, ptr %6, align 8, !tbaa !5
  %31 = invoke { ptr, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %32 unwind label %35

32:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br label %52

33:                                               ; preds = %48
  %34 = landingpad { ptr, i32 }
          cleanup
  br label %112

35:                                               ; preds = %28
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br label %112

37:                                               ; preds = %.lr.ph
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.02334)
  %39 = load i8, ptr %38, align 1, !tbaa !9
  %40 = icmp eq i8 %39, 42
  br i1 %40, label %41, label %48

41:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  %42 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %43 = add i64 %42, -1
  store i64 %43, ptr %7, align 8, !tbaa !5
  %44 = invoke { ptr, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %45 unwind label %46

45:                                               ; preds = %41
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  br label %52

46:                                               ; preds = %41
  %47 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  br label %112

48:                                               ; preds = %37
  %49 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.02334)
  %50 = load i8, ptr %49, align 1, !tbaa !9
  %51 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 noundef signext %50)
          to label %52 unwind label %33

52:                                               ; preds = %32, %48, %45
  %53 = add nuw nsw i64 %.02334, 1
  %54 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #6
  %55 = icmp ult i64 %53, %54
  br i1 %55, label %.lr.ph, label %._crit_edge, !llvm.loop !10

56:                                               ; preds = %.invoke42, %.invoke, %109
  %57 = landingpad { ptr, i32 }
          cleanup
  br label %112

58:                                               ; preds = %._crit_edge
  %59 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %60 = load i64, ptr %2, align 8, !tbaa !5
  %61 = icmp ult i64 %59, %60
  br i1 %61, label %62, label %67

62:                                               ; preds = %58
  %63 = call noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  %64 = icmp eq i64 %63, 0
  br i1 %64, label %.invoke42, label %._crit_edge41

._crit_edge41:                                    ; preds = %62
  %.pre = load i64, ptr %2, align 8, !tbaa !5
  br label %67

.invoke42:                                        ; preds = %._crit_edge, %62
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %.invoke unwind label %56

.invoke:                                          ; preds = %.invoke42
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %109 unwind label %56

67:                                               ; preds = %._crit_edge41, %58
  %68 = phi i64 [ %.pre, %._crit_edge41 ], [ %60, %58 ]
  %69 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  store i64 0, ptr %8, align 8, !tbaa !5
  %70 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %.not40 = icmp eq i64 %70, 0
  br i1 %.not40, label %._crit_edge38, label %.lr.ph37.preheader

.lr.ph37.preheader:                               ; preds = %67
  %71 = sub i64 %68, %69
  br label %.lr.ph37

._crit_edge38:                                    ; preds = %104, %67
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %109

.lr.ph37:                                         ; preds = %.lr.ph37.preheader, %104
  %.035 = phi i64 [ %.2, %104 ], [ %71, %.lr.ph37.preheader ]
  %72 = icmp slt i64 %.035, 0
  br i1 %72, label %73, label %.critedge

73:                                               ; preds = %.lr.ph37
  %74 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %75 unwind label %.loopexit.split-lp

75:                                               ; preds = %73
  %.not = icmp eq i64 %74, 0
  br i1 %.not, label %80, label %76

76:                                               ; preds = %75
  %77 = add nsw i64 %.035, 1
  %78 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %104 unwind label %.loopexit.split-lp

.loopexit:                                        ; preds = %92
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %79

.loopexit.split-lp:                               ; preds = %73, %76, %80, %83, %86, %98, %.critedge.thread
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %79

79:                                               ; preds = %.loopexit.split-lp, %.loopexit
  %lpad.phi = phi { ptr, i32 } [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %112

80:                                               ; preds = %75
  %81 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %82 unwind label %.loopexit.split-lp

82:                                               ; preds = %80
  %.not24 = icmp eq i64 %81, 0
  br i1 %.not24, label %.critedge.thread, label %83

83:                                               ; preds = %82
  %84 = add nsw i64 %.035, 1
  %85 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %104 unwind label %.loopexit.split-lp

.critedge:                                        ; preds = %.lr.ph37
  %.not31 = icmp eq i64 %.035, 0
  br i1 %.not31, label %.critedge.thread, label %86

86:                                               ; preds = %.critedge
  %87 = invoke noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %88 unwind label %.loopexit.split-lp

88:                                               ; preds = %86
  %.not25 = icmp eq i64 %87, 0
  br i1 %.not25, label %.critedge.thread, label %89

89:                                               ; preds = %88
  %90 = add nuw nsw i64 %.035, 1
  br label %91

91:                                               ; preds = %92, %89
  %.1 = phi i64 [ %90, %89 ], [ %93, %92 ]
  %.not26 = icmp eq i64 %.1, 0
  br i1 %.not26, label %98, label %92

92:                                               ; preds = %91
  %93 = add nsw i64 %.1, -1
  %94 = load i64, ptr %8, align 8, !tbaa !5
  %95 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %94)
  %96 = load i8, ptr %95, align 1, !tbaa !9
  %97 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %96)
          to label %91 unwind label %.loopexit, !llvm.loop !12

98:                                               ; preds = %91
  %99 = invoke noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %104 unwind label %.loopexit.split-lp

.critedge.thread:                                 ; preds = %82, %88, %.critedge
  %100 = load i64, ptr %8, align 8, !tbaa !5
  %101 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %100)
  %102 = load i8, ptr %101, align 1, !tbaa !9
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext %102)
          to label %104 unwind label %.loopexit.split-lp

104:                                              ; preds = %98, %76, %.critedge.thread, %83
  %.2 = phi i64 [ %77, %76 ], [ %84, %83 ], [ %.035, %.critedge.thread ], [ 0, %98 ]
  %105 = load i64, ptr %8, align 8, !tbaa !5
  %106 = add nsw i64 %105, 1
  store i64 %106, ptr %8, align 8, !tbaa !5
  %107 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %108 = icmp ult i64 %106, %107
  br i1 %108, label %.lr.ph37, label %._crit_edge38, !llvm.loop !13

109:                                              ; preds = %.invoke, %._crit_edge38
  %110 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %111 unwind label %56

111:                                              ; preds = %109
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  call void @llvm.lifetime.end.p0(i64 48, 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 @_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 i32 0

112:                                              ; preds = %33, %35, %46, %79, %56
  %.pn.pn = phi { ptr, i32 } [ %57, %56 ], [ %lpad.phi, %79 ], [ %36, %35 ], [ %47, %46 ], [ %34, %33 ]
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %5) #6
  call void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  call void @llvm.lifetime.end.p0(i64 48, 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
  br label %113

113:                                              ; preds = %112, %23
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %112 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  br label %114

114:                                              ; preds = %113, %21
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %113 ], [ %22, %21 ]
  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
}

; 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 #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIlSt4lessIlESaIlEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 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 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, i8 } @_ZNSt3setIlSt4lessIlESaIlEE6insertEOl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_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) #1

; 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 #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIlSt4lessIlESaIlEE5countERKl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt3setIlSt4lessIlESaIlEE5eraseERKl(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIlSt4lessIlESaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

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

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass