; LLVM IR from VastoLorde95/Competitive-Programming :: CodeChef/WF/Easy Medium/KMHAMHA/A.ll (Z5solvev)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<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 }
%"class.std::map" = type { %"class.std::_Rb_tree.0" }
%"class.std::_Rb_tree.0" = 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" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }
%"struct.std::pair.7" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%struct.DinicFlow = type <{ %"class.std::vector.9", %"class.std::vector.14", %"class.std::vector.14", %"class.std::vector.19", i32, i32, i32, [4 x i8] }>
%"class.std::vector.9" = type { %"struct.std::_Vector_base.10" }
%"struct.std::_Vector_base.10" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.14" = type { %"struct.std::_Vector_base.15" }
%"struct.std::_Vector_base.15" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.19" = type { %"struct.std::_Vector_base.20" }
%"struct.std::_Vector_base.20" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::set", align 8
  %3 = alloca %"class.std::map", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::pair", align 4
  %11 = alloca %"struct.std::pair.7", align 8
  %12 = alloca %"struct.std::pair.7", align 8
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %15 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca %struct.DinicFlow, align 8
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %1)
  call void @llvm.lifetime.start.p0(i64 48, ptr %2) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr %3) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !5
  br label %24

24:                                               ; preds = %47, %0
  %25 = load i32, ptr %5, align 4, !tbaa !5
  %26 = load i32, ptr %1, align 4, !tbaa !5
  %27 = icmp slt i32 %25, %26
  br i1 %27, label %29, label %28

28:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %59

29:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %30 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %6, ptr noundef %7)
          to label %31 unwind label %50

31:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %32 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %33 unwind label %54

33:                                               ; preds = %31
  store i64 %32, ptr %10, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(8) %10)
          to label %34 unwind label %54

34:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  %35 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %36 unwind label %50

36:                                               ; preds = %34
  %37 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 0
  %38 = extractvalue { ptr, i8 } %35, 0
  store ptr %38, ptr %37, align 8
  %39 = getelementptr inbounds { ptr, i8 }, ptr %11, i32 0, i32 1
  %40 = extractvalue { ptr, i8 } %35, 1
  store i8 %40, ptr %39, align 8
  %41 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %42 unwind label %50

42:                                               ; preds = %36
  %43 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 0
  %44 = extractvalue { ptr, i8 } %41, 0
  store ptr %44, ptr %43, align 8
  %45 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 1
  %46 = extractvalue { ptr, i8 } %41, 1
  store i8 %46, ptr %45, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %47

47:                                               ; preds = %42
  %48 = load i32, ptr %5, align 4, !tbaa !5
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %5, align 4, !tbaa !5
  br label %24, !llvm.loop !9

50:                                               ; preds = %36, %34, %29
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %8, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %9, align 4
  br label %58

54:                                               ; preds = %33, %31
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %8, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %58

58:                                               ; preds = %54, %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %163

59:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #5
  store i32 0, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %60 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  %61 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %14, i32 0, i32 0
  store ptr %60, ptr %61, align 8
  br label %62

62:                                               ; preds = %73, %59
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %63 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  %64 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %15, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  %65 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %14, ptr noundef nonnull align 8 dereferenceable(8) %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br i1 %65, label %67, label %66

66:                                               ; preds = %62
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %79

67:                                               ; preds = %62
  %68 = load i32, ptr %13, align 4, !tbaa !5
  %69 = add nsw i32 %68, 1
  store i32 %69, ptr %13, align 4, !tbaa !5
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  %71 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %70)
          to label %72 unwind label %75

72:                                               ; preds = %67
  store i32 %69, ptr %71, align 4, !tbaa !5
  br label %73

73:                                               ; preds = %72
  %74 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  br label %62, !llvm.loop !11

75:                                               ; preds = %67
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %8, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  br label %162

79:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  %80 = load i32, ptr %13, align 4, !tbaa !5
  %81 = mul nsw i32 2, %80
  %82 = add nsw i32 %81, 1
  store i32 %82, ptr %16, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #5
  %83 = load i32, ptr %16, align 4, !tbaa !5
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %17, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 112, ptr %18) #5
  %85 = load i32, ptr %13, align 4, !tbaa !5
  %86 = mul nsw i32 %85, 2
  %87 = add nsw i32 %86, 2
  %88 = load i32, ptr %16, align 4, !tbaa !5
  %89 = load i32, ptr %17, align 4, !tbaa !5
  invoke void @_ZN9DinicFlowC2Eiii(ptr noundef nonnull align 8 dereferenceable(108) %18, i32 noundef %87, i32 noundef %88, i32 noundef %89)
          to label %90 unwind label %96

90:                                               ; preds = %79
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  store i32 0, ptr %19, align 4, !tbaa !5
  br label %91

91:                                               ; preds = %122, %90
  %92 = load i32, ptr %19, align 4, !tbaa !5
  %93 = load i32, ptr %1, align 4, !tbaa !5
  %94 = icmp slt i32 %92, %93
  br i1 %94, label %100, label %95

95:                                               ; preds = %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %129

96:                                               ; preds = %79
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %8, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %9, align 4
  br label %161

100:                                              ; preds = %91
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #5
  %101 = load i32, ptr %19, align 4, !tbaa !5
  %102 = sext i32 %101 to i64
  %103 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %102) #5
  %104 = getelementptr inbounds %"struct.std::pair", ptr %103, i32 0, i32 0
  %105 = load i32, ptr %104, align 4, !tbaa !12
  store i32 %105, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #5
  %106 = load i32, ptr %19, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %107) #5
  %109 = getelementptr inbounds %"struct.std::pair", ptr %108, i32 0, i32 1
  %110 = load i32, ptr %109, align 4, !tbaa !14
  store i32 %110, ptr %21, align 4, !tbaa !5
  %111 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %20)
          to label %112 unwind label %125

112:                                              ; preds = %100
  %113 = load i32, ptr %111, align 4, !tbaa !5
  store i32 %113, ptr %20, align 4, !tbaa !5
  %114 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %21)
          to label %115 unwind label %125

115:                                              ; preds = %112
  %116 = load i32, ptr %114, align 4, !tbaa !5
  store i32 %116, ptr %21, align 4, !tbaa !5
  %117 = load i32, ptr %20, align 4, !tbaa !5
  %118 = load i32, ptr %13, align 4, !tbaa !5
  %119 = load i32, ptr %21, align 4, !tbaa !5
  %120 = add nsw i32 %118, %119
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %18, i32 noundef %117, i32 noundef %120, i32 noundef 1)
          to label %121 unwind label %125

121:                                              ; preds = %115
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  br label %122

122:                                              ; preds = %121
  %123 = load i32, ptr %19, align 4, !tbaa !5
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %19, align 4, !tbaa !5
  br label %91, !llvm.loop !15

125:                                              ; preds = %115, %112, %100
  %126 = landingpad { ptr, i32 }
          cleanup
  %127 = extractvalue { ptr, i32 } %126, 0
  store ptr %127, ptr %8, align 8
  %128 = extractvalue { ptr, i32 } %126, 1
  store i32 %128, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %160

129:                                              ; preds = %95
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #5
  store i32 1, ptr %22, align 4, !tbaa !5
  br label %130

130:                                              ; preds = %144, %129
  %131 = load i32, ptr %22, align 4, !tbaa !5
  %132 = load i32, ptr %13, align 4, !tbaa !5
  %133 = icmp sle i32 %131, %132
  br i1 %133, label %135, label %134

134:                                              ; preds = %130
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #5
  br label %151

135:                                              ; preds = %130
  %136 = load i32, ptr %16, align 4, !tbaa !5
  %137 = load i32, ptr %22, align 4, !tbaa !5
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %18, i32 noundef %136, i32 noundef %137, i32 noundef 1)
          to label %138 unwind label %147

138:                                              ; preds = %135
  %139 = load i32, ptr %13, align 4, !tbaa !5
  %140 = load i32, ptr %22, align 4, !tbaa !5
  %141 = add nsw i32 %139, %140
  %142 = load i32, ptr %17, align 4, !tbaa !5
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %18, i32 noundef %141, i32 noundef %142, i32 noundef 1)
          to label %143 unwind label %147

143:                                              ; preds = %138
  br label %144

144:                                              ; preds = %143
  %145 = load i32, ptr %22, align 4, !tbaa !5
  %146 = add nsw i32 %145, 1
  store i32 %146, ptr %22, align 4, !tbaa !5
  br label %130, !llvm.loop !16

147:                                              ; preds = %138, %135
  %148 = landingpad { ptr, i32 }
          cleanup
  %149 = extractvalue { ptr, i32 } %148, 0
  store ptr %149, ptr %8, align 8
  %150 = extractvalue { ptr, i32 } %148, 1
  store i32 %150, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #5
  br label %160

151:                                              ; preds = %134
  %152 = invoke noundef i32 @_ZN9DinicFlow7maxFlowEv(ptr noundef nonnull align 8 dereferenceable(108) %18)
          to label %153 unwind label %156

153:                                              ; preds = %151
  %154 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, i32 noundef %152)
          to label %155 unwind label %156

155:                                              ; preds = %153
  call void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108) %18) #5
  call void @llvm.lifetime.end.p0(i64 112, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  ret void

156:                                              ; preds = %153, %151
  %157 = landingpad { ptr, i32 }
          cleanup
  %158 = extractvalue { ptr, i32 } %157, 0
  store ptr %158, ptr %8, align 8
  %159 = extractvalue { ptr, i32 } %157, 1
  store i32 %159, ptr %9, align 4
  br label %160

160:                                              ; preds = %156, %147, %125
  call void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108) %18) #5
  br label %161

161:                                              ; preds = %160, %96
  call void @llvm.lifetime.end.p0(i64 112, ptr %18) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  br label %162

162:                                              ; preds = %161, %75
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #5
  br label %163

163:                                              ; preds = %162, %58
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %164

164:                                              ; preds = %163
  %165 = load ptr, ptr %8, align 8
  %166 = load i32, ptr %9, align 4
  %167 = insertvalue { ptr, i32 } poison, ptr %165, 0
  %168 = insertvalue { ptr, i32 } %167, i32 %166, 1
  resume { ptr, i32 } %168
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS2_INS3_IT0_E4typeEE6__typeEEOS4_OS9_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #0

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

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; 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)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9DinicFlowC2Eiii(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef, i32 noundef) #0 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN9DinicFlow7maxFlowEv(ptr noundef nonnull align 8 dereferenceable(108)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 0}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 4}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<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 }
%"class.std::map" = type { %"class.std::_Rb_tree.0" }
%"class.std::_Rb_tree.0" = 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" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%struct.DinicFlow = type <{ %"class.std::vector.9", %"class.std::vector.14", %"class.std::vector.14", %"class.std::vector.19", i32, i32, i32, [4 x i8] }>
%"class.std::vector.9" = type { %"struct.std::_Vector_base.10" }
%"struct.std::_Vector_base.10" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl" = type { %"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" }
%"struct.std::_Vector_base<edge, std::allocator<edge>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.14" = type { %"struct.std::_Vector_base.15" }
%"struct.std::_Vector_base.15" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.19" = type { %"struct.std::_Vector_base.20" }
%"struct.std::_Vector_base.20" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::set", align 8
  %3 = alloca %"class.std::map", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"struct.std::pair", align 8
  %8 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca %struct.DinicFlow, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %14 = load i32, ptr %1, align 4, !tbaa !5
  %15 = icmp sgt i32 %14, 0
  br i1 %15, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %26, %0
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %16 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %16, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %17 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %17, ptr %9, align 8
  %18 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br i1 %18, label %.lr.ph45, label %._crit_edge46

.lr.ph:                                           ; preds = %0, %26
  %.02542 = phi i32 [ %27, %26 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5, ptr noundef nonnull %6)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  %20 = invoke i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__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) %6)
          to label %21 unwind label %32

21:                                               ; preds = %.lr.ph
  store i64 %20, ptr %7, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(8) %7)
          to label %22 unwind label %32

22:                                               ; preds = %21
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  %23 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %24 unwind label %30

24:                                               ; preds = %22
  %25 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %26 unwind label %30

26:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  %27 = add nuw nsw i32 %.02542, 1
  %28 = load i32, ptr %1, align 4, !tbaa !5
  %29 = icmp slt i32 %27, %28
  br i1 %29, label %.lr.ph, label %._crit_edge, !llvm.loop !9

30:                                               ; preds = %24, %22
  %31 = landingpad { ptr, i32 }
          cleanup
  br label %34

32:                                               ; preds = %21, %.lr.ph
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br label %34

34:                                               ; preds = %32, %30
  %.pn37 = phi { ptr, i32 } [ %31, %30 ], [ %33, %32 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #5
  br label %83

._crit_edge46:                                    ; preds = %42, %._crit_edge
  %.027.lcssa = phi i32 [ 0, %._crit_edge ], [ %43, %42 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  %35 = shl nuw nsw i32 %.027.lcssa, 1
  %36 = or disjoint i32 %35, 1
  %37 = add nuw nsw i32 %35, 2
  call void @llvm.lifetime.start.p0(i64 112, ptr nonnull %10) #5
  invoke void @_ZN9DinicFlowC2Eiii(ptr noundef nonnull align 8 dereferenceable(108) %10, i32 noundef %37, i32 noundef %36, i32 noundef %37)
          to label %.preheader40 unwind label %49

.preheader40:                                     ; preds = %._crit_edge46
  %38 = load i32, ptr %1, align 4, !tbaa !5
  %39 = icmp sgt i32 %38, 0
  br i1 %39, label %.lr.ph48, label %.preheader

.lr.ph45:                                         ; preds = %._crit_edge, %42
  %.02743 = phi i32 [ %43, %42 ], [ 0, %._crit_edge ]
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  %41 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %40)
          to label %42 unwind label %47

42:                                               ; preds = %.lr.ph45
  %43 = add nuw nsw i32 %.02743, 1
  store i32 %43, ptr %41, align 4, !tbaa !5
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #5
  %45 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  store ptr %45, ptr %9, align 8
  %46 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #5
  br i1 %46, label %.lr.ph45, label %._crit_edge46, !llvm.loop !11

47:                                               ; preds = %.lr.ph45
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  br label %83

.preheader:                                       ; preds = %64, %.preheader40
  %.not49 = icmp eq i32 %.027.lcssa, 0
  br i1 %.not49, label %._crit_edge52, label %.lr.ph51

49:                                               ; preds = %._crit_edge46
  %50 = landingpad { ptr, i32 }
          cleanup
  br label %82

.lr.ph48:                                         ; preds = %.preheader40, %64
  %indvars.iv = phi i64 [ %indvars.iv.next, %64 ], [ 0, %.preheader40 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #5
  %51 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #5
  %52 = load i32, ptr %51, align 4, !tbaa !12
  store i32 %52, ptr %11, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #5
  %53 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #5
  %54 = getelementptr inbounds i8, ptr %53, i64 4
  %55 = load i32, ptr %54, align 4, !tbaa !14
  store i32 %55, ptr %12, align 4, !tbaa !5
  %56 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %57 unwind label %68

57:                                               ; preds = %.lr.ph48
  %58 = load i32, ptr %56, align 4, !tbaa !5
  store i32 %58, ptr %11, align 4, !tbaa !5
  %59 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEEixERS3_(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %60 unwind label %68

60:                                               ; preds = %57
  %61 = load i32, ptr %59, align 4, !tbaa !5
  store i32 %61, ptr %12, align 4, !tbaa !5
  %62 = load i32, ptr %11, align 4, !tbaa !5
  %63 = add nsw i32 %61, %.027.lcssa
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %10, i32 noundef %62, i32 noundef %63, i32 noundef 1)
          to label %64 unwind label %68

64:                                               ; preds = %60
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %65 = load i32, ptr %1, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = icmp slt i64 %indvars.iv.next, %66
  br i1 %67, label %.lr.ph48, label %.preheader, !llvm.loop !15

68:                                               ; preds = %60, %57, %.lr.ph48
  %69 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #5
  br label %81

._crit_edge52:                                    ; preds = %73, %.preheader
  %70 = invoke noundef i32 @_ZN9DinicFlow7maxFlowEv(ptr noundef nonnull align 8 dereferenceable(108) %10)
          to label %77 unwind label %79

.lr.ph51:                                         ; preds = %.preheader, %73
  %.050 = phi i32 [ %74, %73 ], [ 1, %.preheader ]
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %10, i32 noundef %36, i32 noundef %.050, i32 noundef 1)
          to label %71 unwind label %75

71:                                               ; preds = %.lr.ph51
  %72 = add nuw nsw i32 %.050, %.027.lcssa
  invoke void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108) %10, i32 noundef %72, i32 noundef %37, i32 noundef 1)
          to label %73 unwind label %75

73:                                               ; preds = %71
  %74 = add nuw i32 %.050, 1
  %exitcond.not = icmp eq i32 %.050, %.027.lcssa
  br i1 %exitcond.not, label %._crit_edge52, label %.lr.ph51, !llvm.loop !16

75:                                               ; preds = %71, %.lr.ph51
  %76 = landingpad { ptr, i32 }
          cleanup
  br label %81

77:                                               ; preds = %._crit_edge52
  %78 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i32 noundef %70)
  call void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108) %10) #5
  call void @llvm.lifetime.end.p0(i64 112, ptr nonnull %10) #5
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret void

79:                                               ; preds = %._crit_edge52
  %80 = landingpad { ptr, i32 }
          cleanup
  br label %81

81:                                               ; preds = %79, %75, %68
  %.pn = phi { ptr, i32 } [ %69, %68 ], [ %76, %75 ], [ %80, %79 ]
  call void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108) %10) #5
  br label %82

82:                                               ; preds = %81, %49
  %.pn.pn = phi { ptr, i32 } [ %.pn, %81 ], [ %50, %49 ]
  call void @llvm.lifetime.end.p0(i64 112, ptr nonnull %10) #5
  br label %83

83:                                               ; preds = %47, %82, %34
  %.pn37.pn = phi { ptr, i32 } [ %.pn37, %34 ], [ %48, %47 ], [ %.pn.pn, %82 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #5
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %2) #5
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn37.pn
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIRiS0_ESt4pairINSt25__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 #0

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

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #3 align 2

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorIiEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9DinicFlowC2Eiii(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef, i32 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9DinicFlow7addEdgeEiii(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN9DinicFlow7maxFlowEv(ptr noundef nonnull align 8 dereferenceable(108)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN9DinicFlowD2Ev(ptr noundef nonnull align 8 dereferenceable(108)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIiiSt4lessIiESaISt4pairIKiiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = !{!13, !6, i64 0}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!13, !6, i64 4}
!15 = distinct !{!15, !10}
!16 = distinct !{!16, !10}


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