; LLVM IR from eyangch/competitive-programming :: USACOcontests/silver/2017.02 (helpcross)

; 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" }
%"struct.std::pair" = type { i32, i32 }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair.0" = type <{ %"struct.std::_Rb_tree_iterator", i8, [7 x i8] }>
%"struct.std::pair.2" = type { i32, i32 }

@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external global ptr, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; 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 i32, align 4
  %4 = alloca [20000 x %"struct.std::pair"], align 16
  %5 = alloca %"class.std::map", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = alloca %"struct.std::pair", align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::pair.0", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %20 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %21 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %22 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store i32 0, ptr %1, align 4
  %23 = load ptr, ptr @stdin, align 8, !tbaa !5
  %24 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.1, ptr noundef %23)
  %25 = load ptr, ptr @stdout, align 8, !tbaa !5
  %26 = call ptr @freopen(ptr noundef @.str.2, ptr noundef @.str.3, ptr noundef %25)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 160000, ptr %4) #7
  %27 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i32 0, i32 0
  %28 = getelementptr inbounds %"struct.std::pair", ptr %27, i64 20000
  br label %29

29:                                               ; preds = %29, %0
  %30 = phi ptr [ %27, %0 ], [ %31, %29 ]
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %30)
  %31 = getelementptr inbounds %"struct.std::pair", ptr %30, i64 1
  %32 = icmp eq ptr %31, %28
  br i1 %32, label %33, label %29

33:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  %34 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %35 unwind label %43

35:                                               ; preds = %33
  %36 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %34, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %37 unwind label %43

37:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %38

38:                                               ; preds = %83, %37
  %39 = load i32, ptr %8, align 4, !tbaa !9
  %40 = load i32, ptr %2, align 4, !tbaa !9
  %41 = icmp slt i32 %39, %40
  br i1 %41, label %47, label %42

42:                                               ; preds = %38
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %87

43:                                               ; preds = %113, %35, %33
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %6, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %7, align 4
  br label %190

47:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %49 unwind label %65

49:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %50 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %51 unwind label %69

51:                                               ; preds = %49
  %52 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %10, i32 0, i32 0
  store ptr %50, ptr %52, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  %53 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  %54 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %11, i32 0, i32 0
  store ptr %53, ptr %54, align 8
  %55 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br i1 %55, label %56, label %77

56:                                               ; preds = %51
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  store i32 1, ptr %13, align 4, !tbaa !9
  %57 = invoke i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %58 unwind label %73

58:                                               ; preds = %56
  store i64 %57, ptr %12, align 4
  %59 = invoke { ptr, i8 } @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE6insertIS2_IiiEEENSt9enable_ifIXsr16is_constructibleIS4_T_EE5valueES2_ISt17_Rb_tree_iteratorIS4_EbEE4typeEOSA_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(8) %12)
          to label %60 unwind label %73

60:                                               ; preds = %58
  %61 = getelementptr inbounds { ptr, i8 }, ptr %14, i32 0, i32 0
  %62 = extractvalue { ptr, i8 } %59, 0
  store ptr %62, ptr %61, align 8
  %63 = getelementptr inbounds { ptr, i8 }, ptr %14, i32 0, i32 1
  %64 = extractvalue { ptr, i8 } %59, 1
  store i8 %64, ptr %63, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  br label %82

65:                                               ; preds = %77, %47
  %66 = landingpad { ptr, i32 }
          cleanup
  %67 = extractvalue { ptr, i32 } %66, 0
  store ptr %67, ptr %6, align 8
  %68 = extractvalue { ptr, i32 } %66, 1
  store i32 %68, ptr %7, align 4
  br label %86

69:                                               ; preds = %49
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %6, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %86

73:                                               ; preds = %58, %56
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %6, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  br label %86

77:                                               ; preds = %51
  %78 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %79 unwind label %65

79:                                               ; preds = %77
  %80 = load i32, ptr %78, align 4, !tbaa !9
  %81 = add nsw i32 %80, 1
  store i32 %81, ptr %78, align 4, !tbaa !9
  br label %82

82:                                               ; preds = %79, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  br label %83

83:                                               ; preds = %82
  %84 = load i32, ptr %8, align 4, !tbaa !9
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %8, align 4, !tbaa !9
  br label %38, !llvm.loop !11

86:                                               ; preds = %73, %69, %65
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %190

87:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #7
  store i32 0, ptr %15, align 4, !tbaa !9
  br label %88

88:                                               ; preds = %106, %87
  %89 = load i32, ptr %15, align 4, !tbaa !9
  %90 = load i32, ptr %3, align 4, !tbaa !9
  %91 = icmp slt i32 %89, %90
  br i1 %91, label %93, label %92

92:                                               ; preds = %88
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  br label %113

93:                                               ; preds = %88
  %94 = load i32, ptr %15, align 4, !tbaa !9
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 %95
  %97 = getelementptr inbounds %"struct.std::pair", ptr %96, i32 0, i32 1
  %98 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %97)
          to label %99 unwind label %109

99:                                               ; preds = %93
  %100 = load i32, ptr %15, align 4, !tbaa !9
  %101 = sext i32 %100 to i64
  %102 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 %101
  %103 = getelementptr inbounds %"struct.std::pair", ptr %102, i32 0, i32 0
  %104 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %98, ptr noundef nonnull align 4 dereferenceable(4) %103)
          to label %105 unwind label %109

105:                                              ; preds = %99
  br label %106

106:                                              ; preds = %105
  %107 = load i32, ptr %15, align 4, !tbaa !9
  %108 = add nsw i32 %107, 1
  store i32 %108, ptr %15, align 4, !tbaa !9
  br label %88, !llvm.loop !13

109:                                              ; preds = %99, %93
  %110 = landingpad { ptr, i32 }
          cleanup
  %111 = extractvalue { ptr, i32 } %110, 0
  store ptr %111, ptr %6, align 8
  %112 = extractvalue { ptr, i32 } %110, 1
  store i32 %112, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  br label %190

113:                                              ; preds = %92
  %114 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 0
  %115 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 0
  %116 = load i32, ptr %3, align 4, !tbaa !9
  %117 = sext i32 %116 to i64
  %118 = getelementptr inbounds %"struct.std::pair", ptr %115, i64 %117
  invoke void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef %114, ptr noundef %118)
          to label %119 unwind label %43

119:                                              ; preds = %113
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 0, ptr %16, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #7
  store i32 0, ptr %17, align 4, !tbaa !9
  br label %120

120:                                              ; preds = %175, %119
  %121 = load i32, ptr %17, align 4, !tbaa !9
  %122 = load i32, ptr %3, align 4, !tbaa !9
  %123 = icmp slt i32 %121, %122
  br i1 %123, label %125, label %124

124:                                              ; preds = %120
  store i32 8, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  br label %178

125:                                              ; preds = %120
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #7
  %126 = load i32, ptr %17, align 4, !tbaa !9
  %127 = sext i32 %126 to i64
  %128 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 %127
  %129 = getelementptr inbounds %"struct.std::pair", ptr %128, i32 0, i32 1
  %130 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE11lower_boundERS3_(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %129)
          to label %131 unwind label %149

131:                                              ; preds = %125
  %132 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %19, i32 0, i32 0
  store ptr %130, ptr %132, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #7
  %133 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  %134 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %20, i32 0, i32 0
  store ptr %133, ptr %134, align 8
  %135 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %19, ptr noundef nonnull align 8 dereferenceable(8) %20) #7
  br i1 %135, label %146, label %136

136:                                              ; preds = %131
  %137 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  %138 = getelementptr inbounds %"struct.std::pair.2", ptr %137, i32 0, i32 0
  %139 = load i32, ptr %138, align 4, !tbaa !14
  %140 = load i32, ptr %17, align 4, !tbaa !9
  %141 = sext i32 %140 to i64
  %142 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %4, i64 0, i64 %141
  %143 = getelementptr inbounds %"struct.std::pair", ptr %142, i32 0, i32 0
  %144 = load i32, ptr %143, align 8, !tbaa !16
  %145 = icmp sgt i32 %139, %144
  br label %146

146:                                              ; preds = %136, %131
  %147 = phi i1 [ true, %131 ], [ %145, %136 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  br i1 %147, label %148, label %153

148:                                              ; preds = %146
  store i32 10, ptr %18, align 4
  br label %172

149:                                              ; preds = %158, %125
  %150 = landingpad { ptr, i32 }
          cleanup
  %151 = extractvalue { ptr, i32 } %150, 0
  store ptr %151, ptr %6, align 8
  %152 = extractvalue { ptr, i32 } %150, 1
  store i32 %152, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  br label %189

153:                                              ; preds = %146
  %154 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  %155 = getelementptr inbounds %"struct.std::pair.2", ptr %154, i32 0, i32 1
  %156 = load i32, ptr %155, align 4, !tbaa !18
  %157 = icmp sle i32 %156, 1
  br i1 %157, label %158, label %164

158:                                              ; preds = %153
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %21, ptr align 8 %19, i64 8, i1 false), !tbaa.struct !19
  %159 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %21, i32 0, i32 0
  %160 = load ptr, ptr %159, align 8
  %161 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr %160)
          to label %162 unwind label %149

162:                                              ; preds = %158
  %163 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %22, i32 0, i32 0
  store ptr %161, ptr %163, align 8
  br label %169

164:                                              ; preds = %153
  %165 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %19) #7
  %166 = getelementptr inbounds %"struct.std::pair.2", ptr %165, i32 0, i32 1
  %167 = load i32, ptr %166, align 4, !tbaa !18
  %168 = add nsw i32 %167, -1
  store i32 %168, ptr %166, align 4, !tbaa !18
  br label %169

169:                                              ; preds = %164, %162
  %170 = load i32, ptr %16, align 4, !tbaa !9
  %171 = add nsw i32 %170, 1
  store i32 %171, ptr %16, align 4, !tbaa !9
  store i32 0, ptr %18, align 4
  br label %172

172:                                              ; preds = %169, %148
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #7
  %173 = load i32, ptr %18, align 4
  switch i32 %173, label %196 [
    i32 0, label %174
    i32 10, label %175
  ]

174:                                              ; preds = %172
  br label %175

175:                                              ; preds = %174, %172
  %176 = load i32, ptr %17, align 4, !tbaa !9
  %177 = add nsw i32 %176, 1
  store i32 %177, ptr %17, align 4, !tbaa !9
  br label %120, !llvm.loop !20

178:                                              ; preds = %124
  %179 = load i32, ptr %16, align 4, !tbaa !9
  %180 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %179)
          to label %181 unwind label %185

181:                                              ; preds = %178
  %182 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %180, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %183 unwind label %185

183:                                              ; preds = %181
  store i32 0, ptr %1, align 4
  store i32 1, ptr %18, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 160000, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %184 = load i32, ptr %1, align 4
  ret i32 %184

185:                                              ; preds = %181, %178
  %186 = landingpad { ptr, i32 }
          cleanup
  %187 = extractvalue { ptr, i32 } %186, 0
  store ptr %187, ptr %6, align 8
  %188 = extractvalue { ptr, i32 } %186, 1
  store i32 %188, ptr %7, align 4
  br label %189

189:                                              ; preds = %185, %149
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  br label %190

190:                                              ; preds = %189, %109, %86, %43
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 160000, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %191

191:                                              ; preds = %190
  %192 = load ptr, ptr %6, align 8
  %193 = load i32, ptr %7, align 4
  %194 = insertvalue { ptr, i32 } poison, ptr %192, 0
  %195 = insertvalue { ptr, i32 } %194, i32 %193, 1
  resume { ptr, i32 } %195

196:                                              ; preds = %172
  unreachable
}

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE6insertIS2_IiiEEENSt9enable_ifIXsr16is_constructibleIS4_T_EE5valueES2_ISt17_Rb_tree_iteratorIS4_EbEE4typeEOSA_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef, ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE11lower_boundERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) #4 align 2

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

; 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 dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #7 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = !{!15, !10, i64 0}
!15 = !{!"_ZTSSt4pairIKiiE", !10, i64 0, !10, i64 4}
!16 = !{!17, !10, i64 0}
!17 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!18 = !{!15, !10, i64 4}
!19 = !{i64 0, i64 8, !5}
!20 = distinct !{!20, !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" }
%"struct.std::pair" = type { i32, i32 }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, std::pair<const int, int>, std::_Select1st<std::pair<const int, int>>, std::less<int>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@.str.2 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca [20000 x %"struct.std::pair"], align 16
  %4 = alloca %"class.std::map", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %12 = load ptr, ptr @stdin, align 8, !tbaa !5
  %13 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, ptr noundef %12)
  %14 = load ptr, ptr @stdout, align 8, !tbaa !5
  %15 = tail call ptr @freopen(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.3, ptr noundef %14)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 160000, ptr nonnull %3) #6
  br label %16

16:                                               ; preds = %16, %0
  %.idx = phi i64 [ 0, %0 ], [ %.add, %16 ]
  %.ptr = getelementptr inbounds i8, ptr %3, i64 %.idx
  call void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8) %.ptr)
  %.add = add nuw nsw i64 %.idx, 8
  %17 = icmp eq i64 %.add, 160000
  br i1 %17, label %18, label %16

18:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %4) #6
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  %19 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %20 unwind label %26

20:                                               ; preds = %18
  %21 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %19, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %.preheader31 unwind label %26

.preheader31:                                     ; preds = %20
  %22 = load i32, ptr %1, align 4, !tbaa !9
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %.lr.ph, label %.preheader30

.preheader30:                                     ; preds = %50, %.preheader31
  %24 = load i32, ptr %2, align 4, !tbaa !9
  %25 = icmp sgt i32 %24, 0
  br i1 %25, label %.lr.ph36, label %.preheader30.._crit_edge_crit_edge

.preheader30.._crit_edge_crit_edge:               ; preds = %.preheader30
  %.pre = sext i32 %24 to i64
  br label %._crit_edge

26:                                               ; preds = %._crit_edge, %20, %18
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %106

.lr.ph:                                           ; preds = %.preheader31, %50
  %.02334 = phi i32 [ %51, %50 ], [ 0, %.preheader31 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  %28 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %29 unwind label %39

29:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  %30 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %31 unwind label %41

31:                                               ; preds = %29
  store ptr %30, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  %32 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  store ptr %32, ptr %7, align 8
  %33 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br i1 %33, label %34, label %45

34:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #6
  store i32 1, ptr %9, align 4, !tbaa !9
  %35 = invoke i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %9)
          to label %36 unwind label %43

36:                                               ; preds = %34
  store i64 %35, ptr %8, align 8
  %37 = invoke { ptr, i8 } @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE6insertIS2_IiiEEENSt9enable_ifIXsr16is_constructibleIS4_T_EE5valueES2_ISt17_Rb_tree_iteratorIS4_EbEE4typeEOSA_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %38 unwind label %43

38:                                               ; preds = %36
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %50

39:                                               ; preds = %45, %.lr.ph
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %54

41:                                               ; preds = %29
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br label %54

43:                                               ; preds = %36, %34
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %54

45:                                               ; preds = %31
  %46 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %47 unwind label %39

47:                                               ; preds = %45
  %48 = load i32, ptr %46, align 4, !tbaa !9
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %46, align 4, !tbaa !9
  br label %50

50:                                               ; preds = %47, %38
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  %51 = add nuw nsw i32 %.02334, 1
  %52 = load i32, ptr %1, align 4, !tbaa !9
  %53 = icmp slt i32 %51, %52
  br i1 %53, label %.lr.ph, label %.preheader30, !llvm.loop !11

54:                                               ; preds = %43, %41, %39
  %.pn27 = phi { ptr, i32 } [ %44, %43 ], [ %40, %39 ], [ %42, %41 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  br label %106

._crit_edge:                                      ; preds = %63, %.preheader30.._crit_edge_crit_edge
  %.pre-phi = phi i64 [ %.pre, %.preheader30.._crit_edge_crit_edge ], [ %65, %63 ]
  %55 = getelementptr inbounds %"struct.std::pair", ptr %3, i64 %.pre-phi
  invoke void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef nonnull %3, ptr noundef nonnull %55)
          to label %.preheader unwind label %26

.preheader:                                       ; preds = %._crit_edge
  %56 = load i32, ptr %2, align 4, !tbaa !9
  %57 = icmp sgt i32 %56, 0
  br i1 %57, label %.lr.ph39, label %._crit_edge40

.lr.ph36:                                         ; preds = %.preheader30, %63
  %indvars.iv = phi i64 [ %indvars.iv.next, %63 ], [ 0, %.preheader30 ]
  %58 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %3, i64 0, i64 %indvars.iv
  %59 = getelementptr inbounds i8, ptr %58, i64 4
  %60 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %59)
          to label %61 unwind label %67

61:                                               ; preds = %.lr.ph36
  %62 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %60, ptr noundef nonnull align 4 dereferenceable(4) %58)
          to label %63 unwind label %67

63:                                               ; preds = %61
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %64 = load i32, ptr %2, align 4, !tbaa !9
  %65 = sext i32 %64 to i64
  %66 = icmp slt i64 %indvars.iv.next, %65
  br i1 %66, label %.lr.ph36, label %._crit_edge, !llvm.loop !13

67:                                               ; preds = %61, %.lr.ph36
  %68 = landingpad { ptr, i32 }
          cleanup
  br label %106

._crit_edge40:                                    ; preds = %97, %.preheader
  %.017.lcssa = phi i32 [ 0, %.preheader ], [ %.118, %97 ]
  %69 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.017.lcssa)
          to label %101 unwind label %104

.lr.ph39:                                         ; preds = %.preheader, %97
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %97 ], [ 0, %.preheader ]
  %.01737 = phi i32 [ %.118, %97 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #6
  %70 = getelementptr inbounds [20000 x %"struct.std::pair"], ptr %3, i64 0, i64 %indvars.iv44
  %71 = getelementptr inbounds i8, ptr %70, i64 4
  %72 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE11lower_boundERS3_(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr noundef nonnull align 4 dereferenceable(4) %71)
          to label %73 unwind label %81

73:                                               ; preds = %.lr.ph39
  store ptr %72, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #6
  %74 = call ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  store ptr %74, ptr %11, align 8
  %75 = call noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  br i1 %75, label %.critedge, label %76

76:                                               ; preds = %73
  %77 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  %78 = load i32, ptr %77, align 4, !tbaa !14
  %79 = load i32, ptr %70, align 8, !tbaa !16
  %80 = icmp sgt i32 %78, %79
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  br i1 %80, label %97, label %83

.critedge:                                        ; preds = %73
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  br label %97

81:                                               ; preds = %88, %.lr.ph39
  %82 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  br label %106

83:                                               ; preds = %76
  %84 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  %85 = getelementptr inbounds i8, ptr %84, i64 4
  %86 = load i32, ptr %85, align 4, !tbaa !18
  %87 = icmp slt i32 %86, 2
  br i1 %87, label %88, label %90

88:                                               ; preds = %83
  %.sroa.01.0.copyload = load ptr, ptr %10, align 8, !tbaa !5
  %89 = invoke ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48) %4, ptr %.sroa.01.0.copyload)
          to label %95 unwind label %81

90:                                               ; preds = %83
  %91 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  %92 = getelementptr inbounds i8, ptr %91, i64 4
  %93 = load i32, ptr %92, align 4, !tbaa !18
  %94 = add nsw i32 %93, -1
  store i32 %94, ptr %92, align 4, !tbaa !18
  br label %95

95:                                               ; preds = %88, %90
  %96 = add nsw i32 %.01737, 1
  br label %97

97:                                               ; preds = %76, %.critedge, %95
  %.118 = phi i32 [ %96, %95 ], [ %.01737, %.critedge ], [ %.01737, %76 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %98 = load i32, ptr %2, align 4, !tbaa !9
  %99 = sext i32 %98 to i64
  %100 = icmp slt i64 %indvars.iv.next45, %99
  br i1 %100, label %.lr.ph39, label %._crit_edge40, !llvm.loop !19

101:                                              ; preds = %._crit_edge40
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %69, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %103 unwind label %104

103:                                              ; preds = %101
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 160000, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

104:                                              ; preds = %101, %._crit_edge40
  %105 = landingpad { ptr, i32 }
          cleanup
  br label %106

106:                                              ; preds = %81, %104, %67, %54, %26
  %.pn27.pn = phi { ptr, i32 } [ %.pn27, %54 ], [ %68, %67 ], [ %27, %26 ], [ %82, %81 ], [ %105, %104 ]
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %4) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 160000, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn27.pn
}

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) 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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt4pairIiiEC2IiiTnNSt9enable_ifIXsr6__and_ISt37__is_implicitly_default_constructibleIT_ES3_IT0_EEE5valueEbE4typeELb1EEEv(ptr noundef nonnull align 4 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt17_Rb_tree_iteratorISt4pairIKiiEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE4findERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE6insertIS2_IiiEEENSt9enable_ifIXsr16is_constructibleIS4_T_EE5valueES2_ISt17_Rb_tree_iteratorIS4_EbEE4typeEOSA_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIPSt4pairIiiEEvT_S3_(ptr noundef, ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE11lower_boundERS3_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKiiEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEE5eraseB5cxx11ESt17_Rb_tree_iteratorIS4_E(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

; 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 dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = !{!15, !10, i64 0}
!15 = !{!"_ZTSSt4pairIKiiE", !10, i64 0, !10, i64 4}
!16 = !{!17, !10, i64 0}
!17 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!18 = !{!15, !10, i64 4}
!19 = distinct !{!19, !12}


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