; LLVM IR from TLE-MEC/Hack-CP-DSA :: Codeforces/MAX-MEX Cut/MAX-MEX_Cut.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 }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca i8, align 1
  %13 = alloca i64, align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca i8, align 1
  %17 = alloca i64, align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  %22 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %23 unwind label %32

23:                                               ; preds = %0
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %25 unwind label %32

25:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %26 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  store i64 %26, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  store i64 0, ptr %7, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %60, %25
  %28 = load i64, ptr %7, align 8, !tbaa !5
  %29 = load i64, ptr %6, align 8, !tbaa !5
  %30 = icmp slt i64 %28, %29
  br i1 %30, label %36, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %63

32:                                               ; preds = %23, %0
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %4, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %5, align 4
  br label %213

36:                                               ; preds = %27
  %37 = load i64, ptr %7, align 8, !tbaa !5
  %38 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %37)
          to label %39 unwind label %55

39:                                               ; preds = %36
  %40 = load i8, ptr %38, align 1, !tbaa !9
  %41 = sext i8 %40 to i32
  %42 = load i64, ptr %7, align 8, !tbaa !5
  %43 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %42)
          to label %44 unwind label %55

44:                                               ; preds = %39
  %45 = load i8, ptr %43, align 1, !tbaa !9
  %46 = sext i8 %45 to i32
  %47 = icmp ne i32 %41, %46
  br i1 %47, label %48, label %59

48:                                               ; preds = %44
  %49 = load i64, ptr %7, align 8, !tbaa !5
  %50 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %49, i64 noundef 1, ptr noundef @.str)
          to label %51 unwind label %55

51:                                               ; preds = %48
  %52 = load i64, ptr %7, align 8, !tbaa !5
  %53 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %52, i64 noundef 1, ptr noundef @.str)
          to label %54 unwind label %55

54:                                               ; preds = %51
  br label %59

55:                                               ; preds = %51, %48, %39, %36
  %56 = landingpad { ptr, i32 }
          cleanup
  %57 = extractvalue { ptr, i32 } %56, 0
  store ptr %57, ptr %4, align 8
  %58 = extractvalue { ptr, i32 } %56, 1
  store i32 %58, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %212

59:                                               ; preds = %54, %44
  br label %60

60:                                               ; preds = %59
  %61 = load i64, ptr %7, align 8, !tbaa !5
  %62 = add nsw i64 %61, 1
  store i64 %62, ptr %7, align 8, !tbaa !5
  br label %27, !llvm.loop !10

63:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  br label %64

64:                                               ; preds = %149, %63
  %65 = load i64, ptr %8, align 8, !tbaa !5
  %66 = load i64, ptr %6, align 8, !tbaa !5
  %67 = sub nsw i64 %66, 1
  %68 = icmp slt i64 %65, %67
  br i1 %68, label %70, label %69

69:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %152

70:                                               ; preds = %64
  %71 = load i64, ptr %8, align 8, !tbaa !5
  %72 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %71)
          to label %73 unwind label %112

73:                                               ; preds = %70
  %74 = load i8, ptr %72, align 1, !tbaa !9
  %75 = sext i8 %74 to i32
  %76 = load i64, ptr %8, align 8, !tbaa !5
  %77 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %76)
          to label %78 unwind label %112

78:                                               ; preds = %73
  %79 = load i8, ptr %77, align 1, !tbaa !9
  %80 = sext i8 %79 to i32
  %81 = icmp eq i32 %75, %80
  br i1 %81, label %82, label %148

82:                                               ; preds = %78
  %83 = load i64, ptr %8, align 8, !tbaa !5
  %84 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %83)
          to label %85 unwind label %112

85:                                               ; preds = %82
  %86 = load i8, ptr %84, align 1, !tbaa !9
  %87 = sext i8 %86 to i32
  %88 = icmp eq i32 %87, 49
  br i1 %88, label %89, label %116

89:                                               ; preds = %85
  %90 = load i64, ptr %8, align 8, !tbaa !5
  %91 = add nsw i64 %90, 1
  %92 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %91)
          to label %93 unwind label %112

93:                                               ; preds = %89
  %94 = load i8, ptr %92, align 1, !tbaa !9
  %95 = sext i8 %94 to i32
  %96 = icmp eq i32 %95, 48
  br i1 %96, label %97, label %116

97:                                               ; preds = %93
  %98 = load i64, ptr %8, align 8, !tbaa !5
  %99 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %98, i64 noundef 1, ptr noundef @.str.1)
          to label %100 unwind label %112

100:                                              ; preds = %97
  %101 = load i64, ptr %8, align 8, !tbaa !5
  %102 = add nsw i64 %101, 1
  %103 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %102, i64 noundef 1, ptr noundef @.str.1)
          to label %104 unwind label %112

104:                                              ; preds = %100
  %105 = load i64, ptr %8, align 8, !tbaa !5
  %106 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %105, i64 noundef 1, ptr noundef @.str.1)
          to label %107 unwind label %112

107:                                              ; preds = %104
  %108 = load i64, ptr %8, align 8, !tbaa !5
  %109 = add nsw i64 %108, 1
  %110 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %109, i64 noundef 1, ptr noundef @.str.1)
          to label %111 unwind label %112

111:                                              ; preds = %107
  br label %147

112:                                              ; preds = %141, %138, %134, %131, %123, %116, %107, %104, %100, %97, %89, %82, %73, %70
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %4, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %212

116:                                              ; preds = %93, %85
  %117 = load i64, ptr %8, align 8, !tbaa !5
  %118 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %117)
          to label %119 unwind label %112

119:                                              ; preds = %116
  %120 = load i8, ptr %118, align 1, !tbaa !9
  %121 = sext i8 %120 to i32
  %122 = icmp eq i32 %121, 48
  br i1 %122, label %123, label %146

123:                                              ; preds = %119
  %124 = load i64, ptr %8, align 8, !tbaa !5
  %125 = add nsw i64 %124, 1
  %126 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %125)
          to label %127 unwind label %112

127:                                              ; preds = %123
  %128 = load i8, ptr %126, align 1, !tbaa !9
  %129 = sext i8 %128 to i32
  %130 = icmp eq i32 %129, 49
  br i1 %130, label %131, label %146

131:                                              ; preds = %127
  %132 = load i64, ptr %8, align 8, !tbaa !5
  %133 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %132, i64 noundef 1, ptr noundef @.str.1)
          to label %134 unwind label %112

134:                                              ; preds = %131
  %135 = load i64, ptr %8, align 8, !tbaa !5
  %136 = add nsw i64 %135, 1
  %137 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %136, i64 noundef 1, ptr noundef @.str.1)
          to label %138 unwind label %112

138:                                              ; preds = %134
  %139 = load i64, ptr %8, align 8, !tbaa !5
  %140 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %139, i64 noundef 1, ptr noundef @.str.1)
          to label %141 unwind label %112

141:                                              ; preds = %138
  %142 = load i64, ptr %8, align 8, !tbaa !5
  %143 = add nsw i64 %142, 1
  %144 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %143, i64 noundef 1, ptr noundef @.str.1)
          to label %145 unwind label %112

145:                                              ; preds = %141
  br label %146

146:                                              ; preds = %145, %127, %119
  br label %147

147:                                              ; preds = %146, %111
  br label %148

148:                                              ; preds = %147, %78
  br label %149

149:                                              ; preds = %148
  %150 = load i64, ptr %8, align 8, !tbaa !5
  %151 = add nsw i64 %150, 1
  store i64 %151, ptr %8, align 8, !tbaa !5
  br label %64, !llvm.loop !12

152:                                              ; preds = %69
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %153 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %154 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %153, ptr %154, align 8
  %155 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %156 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %155, ptr %156, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #5
  store i8 43, ptr %12, align 1, !tbaa !9
  %157 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  %158 = load ptr, ptr %157, align 8
  %159 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  %160 = load ptr, ptr %159, align 8
  %161 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %158, ptr %160, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %162 unwind label %193

162:                                              ; preds = %152
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #5
  store i64 %161, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %163 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %164 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %163, ptr %164, align 8
  %165 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %166 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %165, ptr %166, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #5
  store i8 48, ptr %16, align 1, !tbaa !9
  %167 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %168 = load ptr, ptr %167, align 8
  %169 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %170 = load ptr, ptr %169, align 8
  %171 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %168, ptr %170, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %172 unwind label %197

172:                                              ; preds = %162
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #5
  store i64 %171, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %173 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %174 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %173, ptr %174, align 8
  %175 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %176 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %175, ptr %176, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %20) #5
  store i8 45, ptr %20, align 1, !tbaa !9
  %177 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %178 = load ptr, ptr %177, align 8
  %179 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  %180 = load ptr, ptr %179, align 8
  %181 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %178, ptr %180, ptr noundef nonnull align 1 dereferenceable(1) %20)
          to label %182 unwind label %201

182:                                              ; preds = %172
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #5
  store i64 %181, ptr %17, align 8, !tbaa !5
  %183 = load i64, ptr %9, align 8, !tbaa !5
  %184 = load i64, ptr %13, align 8, !tbaa !5
  %185 = add nsw i64 %183, %184
  %186 = load i64, ptr %17, align 8, !tbaa !5
  %187 = mul nsw i64 %186, 2
  %188 = add nsw i64 %185, %187
  %189 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %188)
          to label %190 unwind label %205

190:                                              ; preds = %182
  %191 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %189, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %192 unwind label %205

192:                                              ; preds = %190
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  ret void

193:                                              ; preds = %152
  %194 = landingpad { ptr, i32 }
          cleanup
  %195 = extractvalue { ptr, i32 } %194, 0
  store ptr %195, ptr %4, align 8
  %196 = extractvalue { ptr, i32 } %194, 1
  store i32 %196, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #5
  br label %211

197:                                              ; preds = %162
  %198 = landingpad { ptr, i32 }
          cleanup
  %199 = extractvalue { ptr, i32 } %198, 0
  store ptr %199, ptr %4, align 8
  %200 = extractvalue { ptr, i32 } %198, 1
  store i32 %200, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #5
  br label %210

201:                                              ; preds = %172
  %202 = landingpad { ptr, i32 }
          cleanup
  %203 = extractvalue { ptr, i32 } %202, 0
  store ptr %203, ptr %4, align 8
  %204 = extractvalue { ptr, i32 } %202, 1
  store i32 %204, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #5
  br label %209

205:                                              ; preds = %190, %182
  %206 = landingpad { ptr, i32 }
          cleanup
  %207 = extractvalue { ptr, i32 } %206, 0
  store ptr %207, ptr %4, align 8
  %208 = extractvalue { ptr, i32 } %206, 1
  store i32 %208, ptr %5, align 4
  br label %209

209:                                              ; preds = %205, %201
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  br label %210

210:                                              ; preds = %209, %197
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %211

211:                                              ; preds = %210, %193
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %212

212:                                              ; preds = %211, %112, %55
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %213

213:                                              ; preds = %212, %32
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  br label %214

214:                                              ; preds = %213
  %215 = load ptr, ptr %4, align 8
  %216 = load i32, ptr %5, align 4
  %217 = insertvalue { ptr, i32 } poison, ptr %215, 0
  %218 = insertvalue { ptr, i32 } %217, i32 %216, 1
  resume { ptr, i32 } %218
}

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

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

; 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 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 noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef, ptr noundef) #0 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: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) #4

; 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

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

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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 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}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca i8, align 1
  %5 = alloca i8, align 1
  %6 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  %8 = 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 %9 unwind label %15

9:                                                ; preds = %0
  %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) %8, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %11 unwind label %15

11:                                               ; preds = %9
  %12 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.lr.ph, label %._crit_edge

.preheader:                                       ; preds = %27
  %.not51 = icmp eq i64 %12, 1
  br i1 %.not51, label %._crit_edge, label %.lr.ph49.preheader

.lr.ph49.preheader:                               ; preds = %.preheader
  %14 = add nsw i64 %12, -2
  br label %.lr.ph49

15:                                               ; preds = %9, %0
  %16 = landingpad { ptr, i32 }
          cleanup
  br label %97

.lr.ph:                                           ; preds = %11, %27
  %.03847 = phi i64 [ %28, %27 ], [ 0, %11 ]
  %17 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03847)
  %18 = load i8, ptr %17, align 1, !tbaa !5
  %19 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.03847)
  %20 = load i8, ptr %19, align 1, !tbaa !5
  %.not = icmp eq i8 %18, %20
  br i1 %.not, label %27, label %21

21:                                               ; preds = %.lr.ph
  %22 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03847, i64 noundef 1, ptr noundef nonnull @.str)
          to label %23 unwind label %25

23:                                               ; preds = %21
  %24 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.03847, i64 noundef 1, ptr noundef nonnull @.str)
          to label %27 unwind label %25

25:                                               ; preds = %23, %21
  %26 = landingpad { ptr, i32 }
          cleanup
  br label %97

27:                                               ; preds = %.lr.ph, %23
  %28 = add nuw nsw i64 %.03847, 1
  %exitcond.not = icmp eq i64 %28, %12
  br i1 %exitcond.not, label %.preheader, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %71, %11, %.preheader
  %29 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %30 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  store i8 43, ptr %4, align 1, !tbaa !5
  %31 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %29, ptr %30, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %73 unwind label %89

.lr.ph49:                                         ; preds = %.lr.ph49.preheader, %71
  %.03948 = phi i64 [ %72, %71 ], [ 0, %.lr.ph49.preheader ]
  %32 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03948)
  %33 = load i8, ptr %32, align 1, !tbaa !5
  %34 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.03948)
  %35 = load i8, ptr %34, align 1, !tbaa !5
  %36 = icmp eq i8 %33, %35
  br i1 %36, label %37, label %71

37:                                               ; preds = %.lr.ph49
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03948)
  %39 = load i8, ptr %38, align 1, !tbaa !5
  %40 = icmp eq i8 %39, 49
  br i1 %40, label %41, label %54

41:                                               ; preds = %37
  %42 = add nuw nsw i64 %.03948, 1
  %43 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %42)
  %44 = load i8, ptr %43, align 1, !tbaa !5
  %45 = icmp eq i8 %44, 48
  br i1 %45, label %46, label %54

46:                                               ; preds = %41
  %47 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03948, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %48 unwind label %52

48:                                               ; preds = %46
  %49 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %42, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %50 unwind label %52

50:                                               ; preds = %48
  %51 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.03948, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %.invoke unwind label %52

52:                                               ; preds = %.invoke, %67, %65, %63, %50, %48, %46
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %97

54:                                               ; preds = %41, %37
  %55 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03948)
  %56 = load i8, ptr %55, align 1, !tbaa !5
  %57 = icmp eq i8 %56, 48
  br i1 %57, label %58, label %71

58:                                               ; preds = %54
  %59 = add nuw nsw i64 %.03948, 1
  %60 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %59)
  %61 = load i8, ptr %60, align 1, !tbaa !5
  %62 = icmp eq i8 %61, 49
  br i1 %62, label %63, label %71

63:                                               ; preds = %58
  %64 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %.03948, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %65 unwind label %52

65:                                               ; preds = %63
  %66 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %59, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %67 unwind label %52

67:                                               ; preds = %65
  %68 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %.03948, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %.invoke unwind label %52

.invoke:                                          ; preds = %50, %67
  %69 = phi i64 [ %59, %67 ], [ %42, %50 ]
  %70 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %69, i64 noundef 1, ptr noundef nonnull @.str.1)
          to label %71 unwind label %52

71:                                               ; preds = %.invoke, %.lr.ph49, %54, %58
  %72 = add nuw nsw i64 %.03948, 1
  %exitcond50.not = icmp eq i64 %.03948, %14
  br i1 %exitcond50.not, label %._crit_edge, label %.lr.ph49, !llvm.loop !10

73:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  %74 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %75 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  store i8 48, ptr %5, align 1, !tbaa !5
  %76 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %74, ptr %75, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %77 unwind label %91

77:                                               ; preds = %73
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  %78 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %79 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #5
  store i8 45, ptr %6, align 1, !tbaa !5
  %80 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %78, ptr %79, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %81 unwind label %93

81:                                               ; preds = %77
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  %82 = add nsw i64 %76, %31
  %83 = shl nsw i64 %80, 1
  %84 = add nsw i64 %82, %83
  %85 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %84)
          to label %86 unwind label %95

86:                                               ; preds = %81
  %87 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %85, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %88 unwind label %95

88:                                               ; preds = %86
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  ret void

89:                                               ; preds = %._crit_edge
  %90 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %97

91:                                               ; preds = %73
  %92 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  br label %97

93:                                               ; preds = %77
  %94 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #5
  br label %97

95:                                               ; preds = %86, %81
  %96 = landingpad { ptr, i32 }
          cleanup
  br label %97

97:                                               ; preds = %25, %52, %91, %95, %93, %89, %15
  %.pn44.pn = phi { ptr, i32 } [ %16, %15 ], [ %26, %25 ], [ %53, %52 ], [ %90, %89 ], [ %92, %91 ], [ %96, %95 ], [ %94, %93 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn44.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 uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(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 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 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 noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7replaceEmmPKc(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef, ptr noundef) local_unnamed_addr #0 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: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

; 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: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

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

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