; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/Intel Code Challenge Elimination/Problem B (B)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"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] }

@n = external dso_local global i32, align 4
@p = external dso_local global [110 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 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 i32, align 4
  %3 = alloca %"class.std::set", align 8
  %4 = alloca i8, align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca i8, align 1
  %9 = alloca %"struct.std::pair", align 8
  %10 = alloca i8, align 1
  %11 = alloca %"struct.std::pair", align 8
  %12 = alloca i8, align 1
  %13 = alloca %"struct.std::pair", align 8
  %14 = alloca i8, align 1
  %15 = alloca %"struct.std::pair", align 8
  %16 = alloca i8, align 1
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %23 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %24 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %26
  %28 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %27, ptr noundef null)
  %29 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %30 = getelementptr i8, ptr %29, i64 -24
  %31 = load i64, ptr %30, align 8
  %32 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %31
  %33 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %32, ptr noundef null)
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 0, ptr %2, align 4, !tbaa !8
  br label %35

35:                                               ; preds = %45, %0
  %36 = load i32, ptr %2, align 4, !tbaa !8
  %37 = load i32, ptr @n, align 4, !tbaa !8
  %38 = icmp slt i32 %36, %37
  br i1 %38, label %40, label %39

39:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %48

40:                                               ; preds = %35
  %41 = load i32, ptr %2, align 4, !tbaa !8
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [110 x i32], ptr @p, i64 0, i64 %42
  %44 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %43)
  br label %45

45:                                               ; preds = %40
  %46 = load i32, ptr %2, align 4, !tbaa !8
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %2, align 4, !tbaa !8
  br label %35, !llvm.loop !11

48:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 48, ptr %3) #6
  call void @_ZNSt3setIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #6
  store i8 97, ptr %4, align 1, !tbaa !13
  %49 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %50 unwind label %92

50:                                               ; preds = %48
  %51 = getelementptr inbounds { ptr, i8 }, ptr %7, i32 0, i32 0
  %52 = extractvalue { ptr, i8 } %49, 0
  store ptr %52, ptr %51, align 8
  %53 = getelementptr inbounds { ptr, i8 }, ptr %7, i32 0, i32 1
  %54 = extractvalue { ptr, i8 } %49, 1
  store i8 %54, ptr %53, align 8
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #6
  store i8 101, ptr %8, align 1, !tbaa !13
  %55 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %56 unwind label %96

56:                                               ; preds = %50
  %57 = getelementptr inbounds { ptr, i8 }, ptr %9, i32 0, i32 0
  %58 = extractvalue { ptr, i8 } %55, 0
  store ptr %58, ptr %57, align 8
  %59 = getelementptr inbounds { ptr, i8 }, ptr %9, i32 0, i32 1
  %60 = extractvalue { ptr, i8 } %55, 1
  store i8 %60, ptr %59, align 8
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #6
  store i8 105, ptr %10, align 1, !tbaa !13
  %61 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %62 unwind label %100

62:                                               ; preds = %56
  %63 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 0
  %64 = extractvalue { ptr, i8 } %61, 0
  store ptr %64, ptr %63, align 8
  %65 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 1
  %66 = extractvalue { ptr, i8 } %61, 1
  store i8 %66, ptr %65, align 8
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #6
  store i8 111, ptr %12, align 1, !tbaa !13
  %67 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %68 unwind label %104

68:                                               ; preds = %62
  %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 1, ptr %12) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #6
  store i8 117, ptr %14, align 1, !tbaa !13
  %73 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %74 unwind label %108

74:                                               ; preds = %68
  %75 = getelementptr inbounds { ptr, i8 }, ptr %15, i32 0, i32 0
  %76 = extractvalue { ptr, i8 } %73, 0
  store ptr %76, ptr %75, align 8
  %77 = getelementptr inbounds { ptr, i8 }, ptr %15, i32 0, i32 1
  %78 = extractvalue { ptr, i8 } %73, 1
  store i8 %78, ptr %77, align 8
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #6
  store i8 121, ptr %16, align 1, !tbaa !13
  %79 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %80 unwind label %112

80:                                               ; preds = %74
  %81 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 0
  %82 = extractvalue { ptr, i8 } %79, 0
  store ptr %82, ptr %81, align 8
  %83 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 1
  %84 = extractvalue { ptr, i8 } %79, 1
  store i8 %84, ptr %83, align 8
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  %85 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_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) %18)
          to label %86 unwind label %116

86:                                               ; preds = %80
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  store i32 0, ptr %19, align 4, !tbaa !8
  br label %87

87:                                               ; preds = %171, %86
  %88 = load i32, ptr %19, align 4, !tbaa !8
  %89 = load i32, ptr @n, align 4, !tbaa !8
  %90 = icmp slt i32 %88, %89
  br i1 %90, label %120, label %91

91:                                               ; preds = %87
  store i32 5, ptr %20, align 4
  br label %175

92:                                               ; preds = %48
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %5, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  br label %186

96:                                               ; preds = %50
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %5, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  br label %186

100:                                              ; preds = %56
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %5, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #6
  br label %186

104:                                              ; preds = %62
  %105 = landingpad { ptr, i32 }
          cleanup
  %106 = extractvalue { ptr, i32 } %105, 0
  store ptr %106, ptr %5, align 8
  %107 = extractvalue { ptr, i32 } %105, 1
  store i32 %107, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #6
  br label %186

108:                                              ; preds = %68
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %5, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #6
  br label %186

112:                                              ; preds = %74
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %5, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #6
  br label %186

116:                                              ; preds = %180, %178, %80
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %5, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %6, align 4
  br label %185

120:                                              ; preds = %87
  %121 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_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) %18)
          to label %122 unwind label %129

122:                                              ; preds = %120
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 0, ptr %22, align 4, !tbaa !8
  br label %123

123:                                              ; preds = %144, %122
  %124 = load i32, ptr %22, align 4, !tbaa !8
  %125 = sext i32 %124 to i64
  %126 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  %127 = icmp ult i64 %125, %126
  br i1 %127, label %133, label %128

128:                                              ; preds = %123
  store i32 8, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %151

129:                                              ; preds = %120
  %130 = landingpad { ptr, i32 }
          cleanup
  %131 = extractvalue { ptr, i32 } %130, 0
  store ptr %131, ptr %5, align 8
  %132 = extractvalue { ptr, i32 } %130, 1
  store i32 %132, ptr %6, align 4
  br label %177

133:                                              ; preds = %123
  %134 = load i32, ptr %22, align 4, !tbaa !8
  %135 = sext i32 %134 to i64
  %136 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %18, i64 noundef %135)
          to label %137 unwind label %147

137:                                              ; preds = %133
  %138 = invoke noundef i64 @_ZNKSt3setIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 1 dereferenceable(1) %136)
          to label %139 unwind label %147

139:                                              ; preds = %137
  %140 = load i32, ptr %21, align 4, !tbaa !8
  %141 = sext i32 %140 to i64
  %142 = add i64 %141, %138
  %143 = trunc i64 %142 to i32
  store i32 %143, ptr %21, align 4, !tbaa !8
  br label %144

144:                                              ; preds = %139
  %145 = load i32, ptr %22, align 4, !tbaa !8
  %146 = add nsw i32 %145, 1
  store i32 %146, ptr %22, align 4, !tbaa !8
  br label %123, !llvm.loop !14

147:                                              ; preds = %137, %133
  %148 = landingpad { ptr, i32 }
          cleanup
  %149 = extractvalue { ptr, i32 } %148, 0
  store ptr %149, ptr %5, align 8
  %150 = extractvalue { ptr, i32 } %148, 1
  store i32 %150, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %174

151:                                              ; preds = %128
  %152 = load i32, ptr %21, align 4, !tbaa !8
  %153 = load i32, ptr %19, align 4, !tbaa !8
  %154 = sext i32 %153 to i64
  %155 = getelementptr inbounds [110 x i32], ptr @p, i64 0, i64 %154
  %156 = load i32, ptr %155, align 4, !tbaa !8
  %157 = icmp ne i32 %152, %156
  br i1 %157, label %158, label %167

158:                                              ; preds = %151
  %159 = 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 %160 unwind label %163

160:                                              ; preds = %158
  %161 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %159, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %162 unwind label %163

162:                                              ; preds = %160
  store i32 0, ptr %1, align 4
  store i32 1, ptr %20, align 4
  br label %168

163:                                              ; preds = %160, %158
  %164 = landingpad { ptr, i32 }
          cleanup
  %165 = extractvalue { ptr, i32 } %164, 0
  store ptr %165, ptr %5, align 8
  %166 = extractvalue { ptr, i32 } %164, 1
  store i32 %166, ptr %6, align 4
  br label %174

167:                                              ; preds = %151
  store i32 0, ptr %20, align 4
  br label %168

168:                                              ; preds = %167, %162
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  %169 = load i32, ptr %20, align 4
  switch i32 %169, label %175 [
    i32 0, label %170
  ]

170:                                              ; preds = %168
  br label %171

171:                                              ; preds = %170
  %172 = load i32, ptr %19, align 4, !tbaa !8
  %173 = add nsw i32 %172, 1
  store i32 %173, ptr %19, align 4, !tbaa !8
  br label %87, !llvm.loop !15

174:                                              ; preds = %163, %147
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %177

175:                                              ; preds = %168, %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  %176 = load i32, ptr %20, align 4
  switch i32 %176, label %183 [
    i32 5, label %178
  ]

177:                                              ; preds = %174, %129
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  br label %185

178:                                              ; preds = %175
  %179 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
          to label %180 unwind label %116

180:                                              ; preds = %178
  %181 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %179, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %182 unwind label %116

182:                                              ; preds = %180
  store i32 0, ptr %1, align 4
  store i32 1, ptr %20, align 4
  br label %183

183:                                              ; preds = %182, %175
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  call void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  %184 = load i32, ptr %1, align 4
  ret i32 %184

185:                                              ; preds = %177, %116
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #6
  br label %186

186:                                              ; preds = %185, %112, %108, %104, %100, %96, %92
  call void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  br label %187

187:                                              ; preds = %186
  %188 = load ptr, ptr %5, align 8
  %189 = load i32, ptr %6, align 4
  %190 = insertvalue { ptr, i32 } poison, ptr %188, 0
  %191 = insertvalue { ptr, i32 } %190, i32 %189, 1
  resume { ptr, i32 } %191
}

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #4 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #5

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) #4 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) #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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!10, !10, i64 0}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<char, char, std::_Identity<char>, std::less<char>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"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] }

@n = external dso_local global i32, align 4
@p = external dso_local global [110 x i32], align 16
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 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::set", align 8
  %2 = alloca i8, align 1
  %3 = alloca i8, align 1
  %4 = alloca i8, align 1
  %5 = alloca i8, align 1
  %6 = alloca i8, align 1
  %7 = alloca i8, align 1
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %10 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %12
  %14 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %13, ptr noundef null)
  %15 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %17
  %19 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %18, ptr noundef null)
  %20 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) @n)
  %21 = load i32, ptr @n, align 4, !tbaa !8
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %1) #6
  call void @_ZNSt3setIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %1) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %2) #6
  store i8 97, ptr %2, align 1, !tbaa !11
  %23 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %2)
          to label %29 unwind label %45

.lr.ph:                                           ; preds = %0, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
  %24 = getelementptr inbounds [110 x i32], ptr @p, i64 0, i64 %indvars.iv
  %25 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %24)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %26 = load i32, ptr @n, align 4, !tbaa !8
  %27 = sext i32 %26 to i64
  %28 = icmp slt i64 %indvars.iv.next, %27
  br i1 %28, label %.lr.ph, label %._crit_edge, !llvm.loop !12

29:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #6
  store i8 101, ptr %3, align 1, !tbaa !11
  %30 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %31 unwind label %47

31:                                               ; preds = %29
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  store i8 105, ptr %4, align 1, !tbaa !11
  %32 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %33 unwind label %49

33:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  store i8 111, ptr %5, align 1, !tbaa !11
  %34 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %35 unwind label %51

35:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  store i8 117, ptr %6, align 1, !tbaa !11
  %36 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %37 unwind label %53

37:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #6
  store i8 121, ptr %7, align 1, !tbaa !11
  %38 = invoke { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %39 unwind label %55

39:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  %40 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_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) %8)
          to label %.preheader48 unwind label %57

.preheader48:                                     ; preds = %39
  %41 = load i32, ptr @n, align 4, !tbaa !8
  %.not4155 = icmp sgt i32 %41, 0
  br i1 %.not4155, label %.lr.ph57, label %.critedge47

42:                                               ; preds = %.critedge
  %indvars.iv.next64 = add nuw nsw i64 %indvars.iv63, 1
  %43 = load i32, ptr @n, align 4, !tbaa !8
  %44 = sext i32 %43 to i64
  %.not41 = icmp slt i64 %indvars.iv.next64, %44
  br i1 %.not41, label %.lr.ph57, label %.critedge47, !llvm.loop !14

45:                                               ; preds = %._crit_edge
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %2) #6
  br label %85

47:                                               ; preds = %29
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  br label %85

49:                                               ; preds = %31
  %50 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  br label %85

51:                                               ; preds = %33
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  br label %85

53:                                               ; preds = %35
  %54 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %85

55:                                               ; preds = %37
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  br label %85

57:                                               ; preds = %81, %.critedge47, %39
  %58 = landingpad { ptr, i32 }
          cleanup
  br label %84

.lr.ph57:                                         ; preds = %.preheader48, %42
  %indvars.iv63 = phi i64 [ %indvars.iv.next64, %42 ], [ 0, %.preheader48 ]
  %59 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_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) %8)
          to label %.preheader unwind label %63

.preheader:                                       ; preds = %.lr.ph57
  %60 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  %.not58 = icmp eq i64 %60, 0
  br i1 %.not58, label %.critedge, label %.lr.ph53

.critedge:                                        ; preds = %67, %.preheader
  %.026.lcssa = phi i32 [ 0, %.preheader ], [ %69, %67 ]
  %61 = getelementptr inbounds [110 x i32], ptr @p, i64 0, i64 %indvars.iv63
  %62 = load i32, ptr %61, align 4, !tbaa !8
  %.not = icmp eq i32 %.026.lcssa, %62
  br i1 %.not, label %42, label %74

63:                                               ; preds = %.lr.ph57
  %64 = landingpad { ptr, i32 }
          cleanup
  br label %84

.lr.ph53:                                         ; preds = %.preheader, %67
  %indvars.iv60 = phi i64 [ %indvars.iv.next61, %67 ], [ 0, %.preheader ]
  %.02651 = phi i32 [ %69, %67 ], [ 0, %.preheader ]
  %65 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %8, i64 noundef %indvars.iv60)
  %66 = invoke noundef i64 @_ZNKSt3setIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48) %1, ptr noundef nonnull align 1 dereferenceable(1) %65)
          to label %67 unwind label %72

67:                                               ; preds = %.lr.ph53
  %68 = trunc i64 %66 to i32
  %69 = add i32 %.02651, %68
  %indvars.iv.next61 = add nuw nsw i64 %indvars.iv60, 1
  %70 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  %71 = icmp ugt i64 %70, %indvars.iv.next61
  br i1 %71, label %.lr.ph53, label %.critedge, !llvm.loop !15

72:                                               ; preds = %.lr.ph53
  %73 = landingpad { ptr, i32 }
          cleanup
  br label %84

74:                                               ; preds = %.critedge
  %75 = 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 %76 unwind label %78

76:                                               ; preds = %74
  %77 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %75, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %83 unwind label %78

78:                                               ; preds = %76, %74
  %79 = landingpad { ptr, i32 }
          cleanup
  br label %84

.critedge47:                                      ; preds = %42, %.preheader48
  %80 = 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.1)
          to label %81 unwind label %57

81:                                               ; preds = %.critedge47
  %82 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %80, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %83 unwind label %57

83:                                               ; preds = %76, %81
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  call void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %1) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %1) #6
  ret i32 0

84:                                               ; preds = %63, %78, %72, %57
  %.pn.pn.pn = phi { ptr, i32 } [ %58, %57 ], [ %64, %63 ], [ %73, %72 ], [ %79, %78 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  br label %85

85:                                               ; preds = %84, %55, %53, %51, %49, %47, %45
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %84 ], [ %56, %55 ], [ %54, %53 ], [ %52, %51 ], [ %50, %49 ], [ %48, %47 ], [ %46, %45 ]
  call void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %1) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn.pn.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIcSt4lessIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIcSt4lessIcESaIcEE6insertEOc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_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 #5

; 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: mustprogress uwtable
declare dso_local noundef i64 @_ZNKSt3setIcSt4lessIcESaIcEE5countERKc(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4 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 #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 nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIcSt4lessIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { mustprogress 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = distinct !{!15, !13}


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