; LLVM IR from upupming/algorithm :: AdvancedLevel_C++/1122. Hamiltonian Cycle (25) (main)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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::allocator" = type { i8 }
%"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 }
%"struct.std::pair" = type <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca [210 x [210 x i32]], align 16
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::set", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca %"struct.std::pair", align 8
  %19 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 176400, ptr %6) #6
  call void @llvm.memset.p0.i64(ptr align 16 %6, i8 0, i64 176400, i1 false)
  %20 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %21 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %20, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %41, %0
  %23 = load i32, ptr %7, align 4, !tbaa !5
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %25 = icmp slt i32 %23, %24
  br i1 %25, label %27, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %44

27:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  %28 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %8, ptr noundef %9)
  %29 = load i32, ptr %9, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds [210 x [210 x i32]], ptr %6, i64 0, i64 %30
  %32 = load i32, ptr %8, align 4, !tbaa !5
  %33 = sext i32 %32 to i64
  %34 = getelementptr inbounds [210 x i32], ptr %31, i64 0, i64 %33
  store i32 1, ptr %34, align 4, !tbaa !5
  %35 = load i32, ptr %8, align 4, !tbaa !5
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [210 x [210 x i32]], ptr %6, i64 0, i64 %36
  %38 = load i32, ptr %9, align 4, !tbaa !5
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [210 x i32], ptr %37, i64 0, i64 %39
  store i32 1, ptr %40, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %41

41:                                               ; preds = %27
  %42 = load i32, ptr %7, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %7, align 4, !tbaa !5
  br label %22, !llvm.loop !9

44:                                               ; preds = %26
  %45 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  br label %46

46:                                               ; preds = %145, %44
  %47 = load i32, ptr %4, align 4, !tbaa !5
  %48 = add nsw i32 %47, -1
  store i32 %48, ptr %4, align 4, !tbaa !5
  %49 = icmp ne i32 %47, 0
  br i1 %49, label %50, label %152

50:                                               ; preds = %46
  %51 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %5)
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #6
  %52 = load i32, ptr %5, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %53, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %54 unwind label %60

54:                                               ; preds = %50
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %14) #6
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %14) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 1, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  store i32 1, ptr %16, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  store i32 0, ptr %17, align 4, !tbaa !5
  br label %55

55:                                               ; preds = %79, %54
  %56 = load i32, ptr %17, align 4, !tbaa !5
  %57 = load i32, ptr %5, align 4, !tbaa !5
  %58 = icmp slt i32 %56, %57
  br i1 %58, label %64, label %59

59:                                               ; preds = %55
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %86

60:                                               ; preds = %50
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %12, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %13, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  br label %151

64:                                               ; preds = %55
  %65 = load i32, ptr %17, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %66) #6
  %68 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %67)
          to label %69 unwind label %82

69:                                               ; preds = %64
  %70 = load i32, ptr %17, align 4, !tbaa !5
  %71 = sext i32 %70 to i64
  %72 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %71) #6
  %73 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %14, ptr noundef nonnull align 4 dereferenceable(4) %72)
          to label %74 unwind label %82

74:                                               ; preds = %69
  %75 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 0
  %76 = extractvalue { ptr, i8 } %73, 0
  store ptr %76, ptr %75, align 8
  %77 = getelementptr inbounds { ptr, i8 }, ptr %18, i32 0, i32 1
  %78 = extractvalue { ptr, i8 } %73, 1
  store i8 %78, ptr %77, align 8
  br label %79

79:                                               ; preds = %74
  %80 = load i32, ptr %17, align 4, !tbaa !5
  %81 = add nsw i32 %80, 1
  store i32 %81, ptr %17, align 4, !tbaa !5
  br label %55, !llvm.loop !11

82:                                               ; preds = %69, %64
  %83 = landingpad { ptr, i32 }
          cleanup
  %84 = extractvalue { ptr, i32 } %83, 0
  store ptr %84, ptr %12, align 8
  %85 = extractvalue { ptr, i32 } %83, 1
  store i32 %85, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %150

86:                                               ; preds = %59
  %87 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %14) #6
  %88 = load i32, ptr %2, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = icmp ne i64 %87, %89
  br i1 %90, label %105, label %91

91:                                               ; preds = %86
  %92 = load i32, ptr %5, align 4, !tbaa !5
  %93 = sub nsw i32 %92, 1
  %94 = load i32, ptr %2, align 4, !tbaa !5
  %95 = icmp ne i32 %93, %94
  br i1 %95, label %105, label %96

96:                                               ; preds = %91
  %97 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef 0) #6
  %98 = load i32, ptr %97, align 4, !tbaa !5
  %99 = load i32, ptr %5, align 4, !tbaa !5
  %100 = sub nsw i32 %99, 1
  %101 = sext i32 %100 to i64
  %102 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %101) #6
  %103 = load i32, ptr %102, align 4, !tbaa !5
  %104 = icmp ne i32 %98, %103
  br i1 %104, label %105, label %106

105:                                              ; preds = %96, %91, %86
  store i32 0, ptr %15, align 4, !tbaa !5
  br label %106

106:                                              ; preds = %105, %96
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  store i32 0, ptr %19, align 4, !tbaa !5
  br label %107

107:                                              ; preds = %131, %106
  %108 = load i32, ptr %19, align 4, !tbaa !5
  %109 = load i32, ptr %5, align 4, !tbaa !5
  %110 = sub nsw i32 %109, 1
  %111 = icmp slt i32 %108, %110
  br i1 %111, label %113, label %112

112:                                              ; preds = %107
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  br label %134

113:                                              ; preds = %107
  %114 = load i32, ptr %19, align 4, !tbaa !5
  %115 = sext i32 %114 to i64
  %116 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %115) #6
  %117 = load i32, ptr %116, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = getelementptr inbounds [210 x [210 x i32]], ptr %6, i64 0, i64 %118
  %120 = load i32, ptr %19, align 4, !tbaa !5
  %121 = add nsw i32 %120, 1
  %122 = sext i32 %121 to i64
  %123 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %122) #6
  %124 = load i32, ptr %123, align 4, !tbaa !5
  %125 = sext i32 %124 to i64
  %126 = getelementptr inbounds [210 x i32], ptr %119, i64 0, i64 %125
  %127 = load i32, ptr %126, align 4, !tbaa !5
  %128 = icmp eq i32 %127, 0
  br i1 %128, label %129, label %130

129:                                              ; preds = %113
  store i32 0, ptr %16, align 4, !tbaa !5
  br label %130

130:                                              ; preds = %129, %113
  br label %131

131:                                              ; preds = %130
  %132 = load i32, ptr %19, align 4, !tbaa !5
  %133 = add nsw i32 %132, 1
  store i32 %133, ptr %19, align 4, !tbaa !5
  br label %107, !llvm.loop !12

134:                                              ; preds = %112
  %135 = load i32, ptr %15, align 4, !tbaa !5
  %136 = icmp ne i32 %135, 0
  br i1 %136, label %137, label %140

137:                                              ; preds = %134
  %138 = load i32, ptr %16, align 4, !tbaa !5
  %139 = icmp ne i32 %138, 0
  br label %140

140:                                              ; preds = %137, %134
  %141 = phi i1 [ false, %134 ], [ %139, %137 ]
  %142 = zext i1 %141 to i64
  %143 = select i1 %141, ptr @.str.3, ptr @.str.4
  %144 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, ptr noundef %143)
          to label %145 unwind label %146

145:                                              ; preds = %140
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %14) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %14) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  br label %46, !llvm.loop !13

146:                                              ; preds = %140
  %147 = landingpad { ptr, i32 }
          cleanup
  %148 = extractvalue { ptr, i32 } %147, 0
  store ptr %148, ptr %12, align 8
  %149 = extractvalue { ptr, i32 } %147, 1
  store i32 %149, ptr %13, align 4
  br label %150

150:                                              ; preds = %146, %82
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %14) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %14) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %151

151:                                              ; preds = %150, %60
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 176400, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %153

152:                                              ; preds = %46
  call void @llvm.lifetime.end.p0(i64 176400, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  ret i32 0

153:                                              ; preds = %151
  %154 = load ptr, ptr %12, align 8
  %155 = load i32, ptr %13, align 4
  %156 = insertvalue { ptr, i32 } poison, ptr %154, 0
  %157 = insertvalue { ptr, i32 } %156, i32 %155, 1
  resume { ptr, i32 } %157
}

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

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #4 align 2

declare i32 @printf(ptr noundef, ...) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = { 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 = !{!"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 = distinct !{!12, !10}
!13 = distinct !{!13, !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::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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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::allocator" = type { i8 }
%"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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca [210 x [210 x i32]], align 16
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::set", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 176400, ptr nonnull %5) #7
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 16 dereferenceable(176400) %5, i8 0, i64 176400, i1 false)
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = icmp sgt i32 %13, 0
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %0
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = add nsw i32 %16, -1
  store i32 %17, ptr %3, align 4, !tbaa !5
  %.not33 = icmp eq i32 %16, 0
  br i1 %.not33, label %._crit_edge36, label %.lr.ph35

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.01323 = phi i32 [ %25, %.lr.ph ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #7
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %6, ptr noundef nonnull %7)
  %19 = load i32, ptr %7, align 4, !tbaa !5
  %20 = sext i32 %19 to i64
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds [210 x [210 x i32]], ptr %5, i64 0, i64 %20, i64 %22
  store i32 1, ptr %23, align 4, !tbaa !5
  %24 = getelementptr inbounds [210 x [210 x i32]], ptr %5, i64 0, i64 %22, i64 %20
  store i32 1, ptr %24, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #7
  %25 = add nuw nsw i32 %.01323, 1
  %26 = load i32, ptr %2, align 4, !tbaa !5
  %27 = icmp slt i32 %25, %26
  br i1 %27, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.lr.ph35:                                         ; preds = %._crit_edge, %._crit_edge32
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #7
  %29 = load i32, ptr %4, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %30, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %31 unwind label %37

31:                                               ; preds = %.lr.ph35
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #7
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %10) #7
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  %32 = load i32, ptr %4, align 4, !tbaa !5
  %33 = icmp sgt i32 %32, 0
  br i1 %33, label %.lr.ph26, label %._crit_edge27

._crit_edge27:                                    ; preds = %43, %31
  %34 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  %35 = load i32, ptr %1, align 4, !tbaa !5
  %36 = sext i32 %35 to i64
  %.not19 = icmp eq i64 %34, %36
  br i1 %.not19, label %49, label %60

37:                                               ; preds = %.lr.ph35
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #7
  br label %84

.lr.ph26:                                         ; preds = %31, %43
  %indvars.iv = phi i64 [ %indvars.iv.next, %43 ], [ 0, %31 ]
  %39 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv) #7
  %40 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %39)
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv) #7
  %42 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %10, ptr noundef nonnull align 4 dereferenceable(4) %41)
          to label %43 unwind label %47

43:                                               ; preds = %.lr.ph26
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %44 = load i32, ptr %4, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = icmp slt i64 %indvars.iv.next, %45
  br i1 %46, label %.lr.ph26, label %._crit_edge27, !llvm.loop !11

47:                                               ; preds = %.lr.ph26
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #7
  br label %84

49:                                               ; preds = %._crit_edge27
  %50 = load i32, ptr %4, align 4, !tbaa !5
  %51 = add nsw i32 %50, -1
  %.not20 = icmp eq i32 %51, %35
  br i1 %.not20, label %52, label %60

52:                                               ; preds = %49
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0) #7
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = load i32, ptr %4, align 4, !tbaa !5
  %56 = add nsw i32 %55, -1
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %57) #7
  %59 = load i32, ptr %58, align 4, !tbaa !5
  %.not21 = icmp eq i32 %54, %59
  br i1 %.not21, label %61, label %60

60:                                               ; preds = %52, %49, %._crit_edge27
  br label %61

61:                                               ; preds = %60, %52
  %62 = phi i1 [ false, %60 ], [ true, %52 ]
  %63 = load i32, ptr %4, align 4, !tbaa !5
  %64 = icmp sgt i32 %63, 1
  br i1 %64, label %.lr.ph31, label %._crit_edge32

._crit_edge32:                                    ; preds = %.lr.ph31, %61
  %.016.lcssa = phi i32 [ 1, %61 ], [ %spec.select, %.lr.ph31 ]
  %65 = icmp ne i32 %.016.lcssa, 0
  %66 = select i1 %62, i1 %65, i1 false
  %67 = select i1 %66, ptr @.str.3, ptr @.str.4
  %68 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef nonnull %67)
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #7
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %10) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #7
  %69 = load i32, ptr %3, align 4, !tbaa !5
  %70 = add nsw i32 %69, -1
  store i32 %70, ptr %3, align 4, !tbaa !5
  %.not = icmp eq i32 %69, 0
  br i1 %.not, label %._crit_edge36, label %.lr.ph35, !llvm.loop !12

.lr.ph31:                                         ; preds = %61, %.lr.ph31
  %indvars.iv38 = phi i64 [ %indvars.iv.next39, %.lr.ph31 ], [ 0, %61 ]
  %.01628 = phi i32 [ %spec.select, %.lr.ph31 ], [ 1, %61 ]
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv38) #7
  %72 = load i32, ptr %71, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %indvars.iv.next39 = add nuw nsw i64 %indvars.iv38, 1
  %74 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv.next39) #7
  %75 = load i32, ptr %74, align 4, !tbaa !5
  %76 = sext i32 %75 to i64
  %77 = getelementptr inbounds [210 x [210 x i32]], ptr %5, i64 0, i64 %73, i64 %76
  %78 = load i32, ptr %77, align 4, !tbaa !5
  %79 = icmp eq i32 %78, 0
  %spec.select = select i1 %79, i32 0, i32 %.01628
  %80 = load i32, ptr %4, align 4, !tbaa !5
  %81 = add nsw i32 %80, -1
  %82 = sext i32 %81 to i64
  %83 = icmp slt i64 %indvars.iv.next39, %82
  br i1 %83, label %.lr.ph31, label %._crit_edge32, !llvm.loop !13

84:                                               ; preds = %47, %37
  %.pn = phi { ptr, i32 } [ %48, %47 ], [ %38, %37 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #7
  call void @llvm.lifetime.end.p0(i64 176400, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn

._crit_edge36:                                    ; preds = %._crit_edge32, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 176400, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

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

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #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 #3

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #4

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #6 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #5 align 2

; 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 #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #5 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #5 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #5 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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 #5 = { 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 #6 = { 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 #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 = !{!"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 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


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