; LLVM IR from TLE-MEC/Hack-CP-DSA :: Codeforces/Scenes From a Memory/solution.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.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_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 [2 x i8], align 1

; 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 ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i64, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i64, align 8
  %12 = alloca i32, align 4
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  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
  %15 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
          to label %16 unwind label %35

16:                                               ; preds = %0
  %17 = 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) %15, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %18 unwind label %35

18:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %19 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  store i64 %19, ptr %6, align 8, !tbaa !5
  %20 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %20, ptr %21, align 8
  %22 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %23 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %22, ptr %23, align 8
  %24 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  %25 = load ptr, ptr %24, align 8
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  %27 = load ptr, ptr %26, align 8
  invoke void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %25, ptr %27)
          to label %28 unwind label %39

28:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %29

29:                                               ; preds = %141, %28
  %30 = load i32, ptr %9, align 4, !tbaa !9
  %31 = sext i32 %30 to i64
  %32 = load i64, ptr %6, align 8, !tbaa !5
  %33 = icmp slt i64 %31, %32
  br i1 %33, label %43, label %34

34:                                               ; preds = %29
  store i32 2, ptr %10, align 4
  br label %145

35:                                               ; preds = %16, %0
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %3, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %4, align 4
  br label %162

39:                                               ; preds = %155, %151, %149, %147, %18
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %3, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %4, align 4
  br label %161

43:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %44 = load i32, ptr %9, align 4, !tbaa !9
  %45 = sext i32 %44 to i64
  %46 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %45)
          to label %47 unwind label %77

47:                                               ; preds = %43
  %48 = load i8, ptr %46, align 1, !tbaa !11
  %49 = sext i8 %48 to i32
  %50 = sub nsw i32 %49, 48
  %51 = sext i32 %50 to i64
  store i64 %51, ptr %11, align 8, !tbaa !5
  %52 = load i64, ptr %11, align 8, !tbaa !5
  %53 = srem i64 %52, 2
  %54 = icmp eq i64 %53, 0
  br i1 %54, label %55, label %61

55:                                               ; preds = %47
  %56 = load i64, ptr %11, align 8, !tbaa !5
  %57 = icmp ne i64 %56, 0
  br i1 %57, label %58, label %61

58:                                               ; preds = %55
  %59 = load i64, ptr %11, align 8, !tbaa !5
  %60 = icmp ne i64 %59, 2
  br i1 %60, label %67, label %61

61:                                               ; preds = %58, %55, %47
  %62 = load i64, ptr %11, align 8, !tbaa !5
  %63 = icmp eq i64 %62, 9
  br i1 %63, label %67, label %64

64:                                               ; preds = %61
  %65 = load i64, ptr %11, align 8, !tbaa !5
  %66 = icmp eq i64 %65, 1
  br i1 %66, label %67, label %81

67:                                               ; preds = %64, %61, %58
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 1)
          to label %69 unwind label %77

69:                                               ; preds = %67
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %68, ptr noundef @.str)
          to label %71 unwind label %77

71:                                               ; preds = %69
  %72 = load i64, ptr %11, align 8, !tbaa !5
  %73 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %70, i64 noundef %72)
          to label %74 unwind label %77

74:                                               ; preds = %71
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %73, ptr noundef @.str)
          to label %76 unwind label %77

76:                                               ; preds = %74
  store i32 1, ptr %10, align 4
  br label %138

77:                                               ; preds = %74, %71, %69, %67, %43
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %3, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %4, align 4
  br label %144

81:                                               ; preds = %64
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  %82 = load i32, ptr %9, align 4, !tbaa !9
  %83 = add nsw i32 %82, 1
  store i32 %83, ptr %12, align 4, !tbaa !9
  br label %84

84:                                               ; preds = %132, %81
  %85 = load i32, ptr %12, align 4, !tbaa !9
  %86 = sext i32 %85 to i64
  %87 = load i64, ptr %6, align 8, !tbaa !5
  %88 = icmp slt i64 %86, %87
  br i1 %88, label %90, label %89

89:                                               ; preds = %84
  store i32 5, ptr %10, align 4
  br label %136

90:                                               ; preds = %84
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %91 = load i32, ptr %12, align 4, !tbaa !9
  %92 = sext i32 %91 to i64
  %93 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %92)
          to label %94 unwind label %120

94:                                               ; preds = %90
  %95 = load i8, ptr %93, align 1, !tbaa !11
  %96 = sext i8 %95 to i32
  %97 = sub nsw i32 %96, 48
  %98 = sext i32 %97 to i64
  store i64 %98, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %99 = load i64, ptr %13, align 8, !tbaa !5
  %100 = mul nsw i64 %99, 10
  %101 = load i64, ptr %11, align 8, !tbaa !5
  %102 = add nsw i64 %100, %101
  store i64 %102, ptr %14, align 8, !tbaa !5
  %103 = load i64, ptr %14, align 8, !tbaa !5
  %104 = srem i64 %103, 2
  %105 = icmp eq i64 %104, 0
  br i1 %105, label %118, label %106

106:                                              ; preds = %94
  %107 = load i64, ptr %14, align 8, !tbaa !5
  %108 = srem i64 %107, 3
  %109 = icmp eq i64 %108, 0
  br i1 %109, label %118, label %110

110:                                              ; preds = %106
  %111 = load i64, ptr %14, align 8, !tbaa !5
  %112 = srem i64 %111, 5
  %113 = icmp eq i64 %112, 0
  br i1 %113, label %118, label %114

114:                                              ; preds = %110
  %115 = load i64, ptr %14, align 8, !tbaa !5
  %116 = srem i64 %115, 7
  %117 = icmp eq i64 %116, 0
  br i1 %117, label %118, label %128

118:                                              ; preds = %114, %110, %106, %94
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(8) %14)
          to label %119 unwind label %124

119:                                              ; preds = %118
  store i32 5, ptr %10, align 4
  br label %129

120:                                              ; preds = %90
  %121 = landingpad { ptr, i32 }
          cleanup
  %122 = extractvalue { ptr, i32 } %121, 0
  store ptr %122, ptr %3, align 8
  %123 = extractvalue { ptr, i32 } %121, 1
  store i32 %123, ptr %4, align 4
  br label %135

124:                                              ; preds = %118
  %125 = landingpad { ptr, i32 }
          cleanup
  %126 = extractvalue { ptr, i32 } %125, 0
  store ptr %126, ptr %3, align 8
  %127 = extractvalue { ptr, i32 } %125, 1
  store i32 %127, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %135

128:                                              ; preds = %114
  store i32 0, ptr %10, align 4
  br label %129

129:                                              ; preds = %128, %119
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  %130 = load i32, ptr %10, align 4
  switch i32 %130, label %136 [
    i32 0, label %131
  ]

131:                                              ; preds = %129
  br label %132

132:                                              ; preds = %131
  %133 = load i32, ptr %12, align 4, !tbaa !9
  %134 = add nsw i32 %133, 1
  store i32 %134, ptr %12, align 4, !tbaa !9
  br label %84, !llvm.loop !12

135:                                              ; preds = %124, %120
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %144

136:                                              ; preds = %129, %89
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  br label %137

137:                                              ; preds = %136
  store i32 0, ptr %10, align 4
  br label %138

138:                                              ; preds = %137, %76
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  %139 = load i32, ptr %10, align 4
  switch i32 %139, label %145 [
    i32 0, label %140
  ]

140:                                              ; preds = %138
  br label %141

141:                                              ; preds = %140
  %142 = load i32, ptr %9, align 4, !tbaa !9
  %143 = add nsw i32 %142, 1
  store i32 %143, ptr %9, align 4, !tbaa !9
  br label %29, !llvm.loop !14

144:                                              ; preds = %135, %77
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %161

145:                                              ; preds = %138, %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  %146 = load i32, ptr %10, align 4
  switch i32 %146, label %158 [
    i32 2, label %147
  ]

147:                                              ; preds = %145
  %148 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 2)
          to label %149 unwind label %39

149:                                              ; preds = %147
  %150 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %148, ptr noundef @.str)
          to label %151 unwind label %39

151:                                              ; preds = %149
  %152 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef 0) #5
  %153 = load i64, ptr %152, align 8, !tbaa !5
  %154 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %150, i64 noundef %153)
          to label %155 unwind label %39

155:                                              ; preds = %151
  %156 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %154, ptr noundef @.str)
          to label %157 unwind label %39

157:                                              ; preds = %155
  store i32 0, ptr %10, align 4
  br label %158

158:                                              ; preds = %157, %145
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #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
  %159 = load i32, ptr %10, align 4
  switch i32 %159, label %168 [
    i32 0, label %160
    i32 1, label %160
  ]

160:                                              ; preds = %158, %158
  ret void

161:                                              ; preds = %144, %39
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #5
  br label %162

162:                                              ; preds = %161, %35
  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 %163

163:                                              ; preds = %162
  %164 = load ptr, ptr %3, align 8
  %165 = load i32, ptr %4, align 4
  %166 = insertvalue { ptr, i32 } poison, ptr %164, 0
  %167 = insertvalue { ptr, i32 } %166, i32 %165, 1
  resume { ptr, i32 } %167

168:                                              ; preds = %158
  unreachable
}

; 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

; 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) #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 nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; 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 dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 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 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { 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 [2 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  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
  %5 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
          to label %6 unwind label %12

6:                                                ; preds = %0
  %7 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %8 unwind label %12

8:                                                ; preds = %6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %9 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %10 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %11 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  invoke void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr %10, ptr %11)
          to label %.preheader57 unwind label %14

.preheader57:                                     ; preds = %8
  %.not62 = icmp sgt i64 %9, 0
  br i1 %.not62, label %.lr.ph64, label %.critedge56

.loopexit.loopexit:                               ; preds = %58, %.critedge, %.preheader
  %indvars.iv.next = add nuw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next74, %9
  br i1 %exitcond.not, label %.critedge56, label %.lr.ph64, !llvm.loop !5

12:                                               ; preds = %6, %0
  %13 = landingpad { ptr, i32 }
          cleanup
  br label %70

14:                                               ; preds = %67, %63, %61, %.critedge56, %8
  %15 = landingpad { ptr, i32 }
          cleanup
  br label %69

.lr.ph64:                                         ; preds = %.preheader57, %.loopexit.loopexit
  %indvars.iv73 = phi i64 [ %indvars.iv.next74, %.loopexit.loopexit ], [ 0, %.preheader57 ]
  %indvars.iv = phi i64 [ %indvars.iv.next, %.loopexit.loopexit ], [ 1, %.preheader57 ]
  %16 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %indvars.iv73)
  %17 = load i8, ptr %16, align 1, !tbaa !7
  %.fr66 = freeze i8 %17
  %18 = sext i8 %.fr66 to i64
  %19 = add nsw i64 %18, -48
  %20 = and i64 %18, 1
  %21 = icmp ne i64 %20, 0
  %22 = and i64 %18, 2
  %23 = icmp eq i64 %22, %19
  %or.cond5.not46 = select i1 %21, i1 true, i1 %23
  %24 = and i64 %19, -9
  %25 = icmp ne i64 %24, 1
  %or.cond9.not = select i1 %or.cond5.not46, i1 %25, i1 false
  br i1 %or.cond9.not, label %.preheader, label %34

.preheader:                                       ; preds = %.lr.ph64
  %indvars.iv.next74 = add nuw nsw i64 %indvars.iv73, 1
  %26 = icmp ugt i64 %9, %indvars.iv.next74
  br i1 %26, label %.lr.ph, label %.loopexit.loopexit

.lr.ph:                                           ; preds = %.preheader
  %27 = add nsw i64 %18, -528
  %28 = icmp eq i64 %20, 0
  br i1 %28, label %.lr.ph.split.us, label %.lr.ph.split

.lr.ph.split.us:                                  ; preds = %.lr.ph
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %indvars.iv.next74)
  %30 = load i8, ptr %29, align 1, !tbaa !7
  %31 = sext i8 %30 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %32 = mul nsw i64 %31, 10
  %33 = add nsw i64 %27, %32
  store i64 %33, ptr %4, align 8, !tbaa !10
  br label %.split

34:                                               ; preds = %.lr.ph64
  %35 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 1)
          to label %36 unwind label %42

36:                                               ; preds = %34
  %37 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef nonnull @.str)
          to label %38 unwind label %42

38:                                               ; preds = %36
  %39 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %37, i64 noundef %19)
          to label %40 unwind label %42

40:                                               ; preds = %38
  %41 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %39, ptr noundef nonnull @.str)
          to label %.thread unwind label %42

42:                                               ; preds = %40, %38, %36, %34
  %43 = landingpad { ptr, i32 }
          cleanup
  br label %69

.lr.ph.split:                                     ; preds = %.lr.ph, %58
  %indvars.iv70 = phi i64 [ %indvars.iv.next71, %58 ], [ %indvars.iv, %.lr.ph ]
  %44 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %indvars.iv70)
  %45 = load i8, ptr %44, align 1, !tbaa !7
  %46 = sext i8 %45 to i64
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %47 = mul nsw i64 %46, 10
  %48 = add nsw i64 %27, %47
  store i64 %48, ptr %4, align 8, !tbaa !10
  %49 = srem i64 %48, 3
  %50 = icmp eq i64 %49, 0
  %51 = srem i64 %48, 5
  %52 = icmp eq i64 %51, 0
  %53 = or i1 %50, %52
  %54 = srem i64 %48, 7
  %55 = icmp eq i64 %54, 0
  %or.cond54 = or i1 %53, %55
  br i1 %or.cond54, label %.split, label %58

.split:                                           ; preds = %.lr.ph.split, %.lr.ph.split.us
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %.critedge unwind label %56

56:                                               ; preds = %.split
  %57 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %69

58:                                               ; preds = %.lr.ph.split
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  %indvars.iv.next71 = add nuw nsw i64 %indvars.iv70, 1
  %59 = icmp ugt i64 %9, %indvars.iv.next71
  br i1 %59, label %.lr.ph.split, label %.loopexit.loopexit, !llvm.loop !12

.critedge:                                        ; preds = %.split
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %.loopexit.loopexit

.critedge56:                                      ; preds = %.loopexit.loopexit, %.preheader57
  %60 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 2)
          to label %61 unwind label %14

61:                                               ; preds = %.critedge56
  %62 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %60, ptr noundef nonnull @.str)
          to label %63 unwind label %14

63:                                               ; preds = %61
  %64 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #5
  %65 = load i64, ptr %64, align 8, !tbaa !10
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %62, i64 noundef %65)
          to label %67 unwind label %14

67:                                               ; preds = %63
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %66, ptr noundef nonnull @.str)
          to label %.thread unwind label %14

.thread:                                          ; preds = %40, %67
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, 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

69:                                               ; preds = %42, %56, %14
  %.pn47 = phi { ptr, i32 } [ %15, %14 ], [ %43, %42 ], [ %57, %56 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  br label %70

70:                                               ; preds = %69, %12
  %.pn47.pn = phi { ptr, i32 } [ %.pn47, %69 ], [ %13, %12 ]
  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 } %.pn47.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

; 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt7reverseIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEEvT_SA_(ptr, ptr) 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 nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; 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 dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) 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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) 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 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = !{!8, !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!11, !11, i64 0}
!11 = !{!"long long", !8, i64 0}
!12 = distinct !{!12, !6}


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