; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/360 Division 2/Problem C (C)

; 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::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.__gnu_cxx::__normal_iterator" = type { ptr }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@g = external dso_local global [100100 x %"class.std::vector"], align 16
@col = external dso_local global [100100 x i32], align 16
@vis = external dso_local global [100100 x i32], align 16
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [30 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [111 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [11 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [25 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) #1

declare i32 @puts(ptr noundef) #2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #5 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 %"class.std::vector", align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 0, ptr %1, align 4
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef @n, ptr noundef @m)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %16

16:                                               ; preds = %29, %0
  %17 = load i32, ptr %2, align 4, !tbaa !5
  %18 = load i32, ptr @m, align 4, !tbaa !5
  %19 = icmp slt i32 %17, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %32

21:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %3, ptr noundef %4)
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [100100 x %"class.std::vector"], ptr @g, i64 0, i64 %24
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %25, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %26 = load i32, ptr %4, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = getelementptr inbounds [100100 x %"class.std::vector"], ptr @g, i64 0, i64 %27
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %28, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %29

29:                                               ; preds = %21
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %2, align 4, !tbaa !5
  br label %16, !llvm.loop !9

32:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %33

33:                                               ; preds = %47, %32
  %34 = load i32, ptr %5, align 4, !tbaa !5
  %35 = load i32, ptr @n, align 4, !tbaa !5
  %36 = icmp sle i32 %34, %35
  br i1 %36, label %38, label %37

37:                                               ; preds = %33
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %50

38:                                               ; preds = %33
  %39 = load i32, ptr %5, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [100100 x i32], ptr @vis, i64 0, i64 %40
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = icmp ne i32 %42, 0
  br i1 %43, label %46, label %44

44:                                               ; preds = %38
  %45 = load i32, ptr %5, align 4, !tbaa !5
  call void @_Z3dfsii(i32 noundef %45, i32 noundef 1)
  br label %46

46:                                               ; preds = %44, %38
  br label %47

47:                                               ; preds = %46
  %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 %33, !llvm.loop !11

50:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %51

51:                                               ; preds = %71, %50
  %52 = load i32, ptr %8, align 4, !tbaa !5
  %53 = load i32, ptr @n, align 4, !tbaa !5
  %54 = icmp sle i32 %52, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %74

56:                                               ; preds = %51
  %57 = load i32, ptr %8, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = getelementptr inbounds [100100 x i32], ptr @col, i64 0, i64 %58
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = icmp eq i32 %60, 1
  br i1 %61, label %62, label %68

62:                                               ; preds = %56
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %63 unwind label %64

63:                                               ; preds = %62
  br label %70

64:                                               ; preds = %68, %62
  %65 = landingpad { ptr, i32 }
          cleanup
  %66 = extractvalue { ptr, i32 } %65, 0
  store ptr %66, ptr %9, align 8
  %67 = extractvalue { ptr, i32 } %65, 1
  store i32 %67, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %151

68:                                               ; preds = %56
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %69 unwind label %64

69:                                               ; preds = %68
  br label %70

70:                                               ; preds = %69, %63
  br label %71

71:                                               ; preds = %70
  %72 = load i32, ptr %8, align 4, !tbaa !5
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %8, align 4, !tbaa !5
  br label %51, !llvm.loop !12

74:                                               ; preds = %55
  %75 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %76 = icmp ugt i64 %75, 0
  br i1 %76, label %77, label %80

77:                                               ; preds = %74
  %78 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %79 = icmp ugt i64 %78, 0
  br label %80

80:                                               ; preds = %77, %74
  %81 = phi i1 [ false, %74 ], [ %79, %77 ]
  br i1 %81, label %82, label %83

82:                                               ; preds = %80
  br label %85

83:                                               ; preds = %80
  call void @__assert_fail(ptr noundef @.str.3, ptr noundef @.str.4, i32 noundef 102, ptr noundef @__PRETTY_FUNCTION__.main) #8
  unreachable

84:                                               ; No predecessors!
  br label %85

85:                                               ; preds = %84, %82
  %86 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %87 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %88 = add i64 %86, %87
  %89 = load i32, ptr @n, align 4, !tbaa !5
  %90 = sext i32 %89 to i64
  %91 = icmp eq i64 %88, %90
  br i1 %91, label %92, label %93

92:                                               ; preds = %85
  br label %95

93:                                               ; preds = %85
  call void @__assert_fail(ptr noundef @.str.5, ptr noundef @.str.4, i32 noundef 103, ptr noundef @__PRETTY_FUNCTION__.main) #8
  unreachable

94:                                               ; No predecessors!
  br label %95

95:                                               ; preds = %94, %92
  %96 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %97 = trunc i64 %96 to i32
  %98 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.6, i32 noundef %97)
          to label %99 unwind label %107

99:                                               ; preds = %95
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  %100 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %101 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %100, ptr %101, align 8
  br label %102

102:                                              ; preds = %116, %99
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #7
  %103 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %104 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %103, ptr %104, align 8
  %105 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #7
  br i1 %105, label %111, label %106

106:                                              ; preds = %102
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %122

107:                                              ; preds = %147, %124, %122, %95
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %9, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %10, align 4
  br label %151

111:                                              ; preds = %102
  %112 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  %113 = load i32, ptr %112, align 4, !tbaa !5
  %114 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.7, i32 noundef %113)
          to label %115 unwind label %118

115:                                              ; preds = %111
  br label %116

116:                                              ; preds = %115
  %117 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #7
  br label %102, !llvm.loop !13

118:                                              ; preds = %111
  %119 = landingpad { ptr, i32 }
          cleanup
  %120 = extractvalue { ptr, i32 } %119, 0
  store ptr %120, ptr %9, align 8
  %121 = extractvalue { ptr, i32 } %119, 1
  store i32 %121, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %151

122:                                              ; preds = %106
  %123 = invoke i32 @puts(ptr noundef @.str.8)
          to label %124 unwind label %107

124:                                              ; preds = %122
  %125 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %126 = trunc i64 %125 to i32
  %127 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.6, i32 noundef %126)
          to label %128 unwind label %107

128:                                              ; preds = %124
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #7
  %129 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %130 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %129, ptr %130, align 8
  br label %131

131:                                              ; preds = %141, %128
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #7
  %132 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  %133 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %132, ptr %133, align 8
  %134 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  br i1 %134, label %136, label %135

135:                                              ; preds = %131
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  br label %147

136:                                              ; preds = %131
  %137 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  %138 = load i32, ptr %137, align 4, !tbaa !5
  %139 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.7, i32 noundef %138)
          to label %140 unwind label %143

140:                                              ; preds = %136
  br label %141

141:                                              ; preds = %140
  %142 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #7
  br label %131, !llvm.loop !14

143:                                              ; preds = %136
  %144 = landingpad { ptr, i32 }
          cleanup
  %145 = extractvalue { ptr, i32 } %144, 0
  store ptr %145, ptr %9, align 8
  %146 = extractvalue { ptr, i32 } %144, 1
  store i32 %146, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #7
  br label %151

147:                                              ; preds = %135
  %148 = invoke i32 @puts(ptr noundef @.str.8)
          to label %149 unwind label %107

149:                                              ; preds = %147
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #7
  %150 = load i32, ptr %1, align 4
  ret i32 %150

151:                                              ; preds = %143, %118, %107, %64
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #7
  br label %152

152:                                              ; preds = %151
  %153 = load ptr, ptr %9, align 8
  %154 = load i32, ptr %10, align 4
  %155 = insertvalue { ptr, i32 } poison, ptr %153, 0
  %156 = insertvalue { ptr, i32 } %155, i32 %154, 1
  resume { ptr, i32 } %156
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #6

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

attributes #0 = { 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 #1 = { 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 #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #6 = { noreturn 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 #7 = { nounwind }
attributes #8 = { noreturn 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}
!14 = distinct !{!14, !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::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.__gnu_cxx::__normal_iterator" = type { ptr }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@g = external dso_local global [100100 x %"class.std::vector"], align 16
@col = external dso_local local_unnamed_addr global [100100 x i32], align 16
@vis = external dso_local local_unnamed_addr global [100100 x i32], align 16
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [30 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [111 x i8], align 1
@__PRETTY_FUNCTION__.main = external hidden unnamed_addr constant [11 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [25 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3dfsii(i32 noundef, i32 noundef) local_unnamed_addr #1

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #5 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull @n, ptr noundef nonnull @m)
  %11 = load i32, ptr @m, align 4, !tbaa !5
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %.lr.ph, %0
  %13 = load i32, ptr @n, align 4, !tbaa !5
  %.not15 = icmp slt i32 %13, 1
  br i1 %.not15, label %._crit_edge, label %.lr.ph17

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.014 = phi i32 [ %21, %.lr.ph ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %15 = load i32, ptr %1, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [100100 x %"class.std::vector"], ptr @g, i64 0, i64 %16
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %17, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %18 = load i32, ptr %2, align 4, !tbaa !5
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [100100 x %"class.std::vector"], ptr @g, i64 0, i64 %19
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %20, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  %21 = add nuw nsw i32 %.014, 1
  %22 = load i32, ptr @m, align 4, !tbaa !5
  %23 = icmp slt i32 %21, %22
  br i1 %23, label %.lr.ph, label %.preheader, !llvm.loop !9

._crit_edge:                                      ; preds = %30, %.preheader
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #7
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #7
  store i32 1, ptr %5, align 4, !tbaa !5
  %24 = load i32, ptr @n, align 4, !tbaa !5
  %.not1018 = icmp slt i32 %24, 1
  br i1 %.not1018, label %._crit_edge22, label %.lr.ph21

.lr.ph17:                                         ; preds = %.preheader, %30
  %25 = phi i32 [ %31, %30 ], [ %13, %.preheader ]
  %indvars.iv = phi i64 [ %indvars.iv.next, %30 ], [ 1, %.preheader ]
  %26 = getelementptr inbounds [100100 x i32], ptr @vis, i64 0, i64 %indvars.iv
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %.not13 = icmp eq i32 %27, 0
  br i1 %.not13, label %28, label %30

28:                                               ; preds = %.lr.ph17
  %29 = trunc nuw nsw i64 %indvars.iv to i32
  call void @_Z3dfsii(i32 noundef %29, i32 noundef 1)
  %.pre = load i32, ptr @n, align 4, !tbaa !5
  br label %30

30:                                               ; preds = %.lr.ph17, %28
  %31 = phi i32 [ %25, %.lr.ph17 ], [ %.pre, %28 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %32 = sext i32 %31 to i64
  %.not.not = icmp slt i64 %indvars.iv, %32
  br i1 %.not.not, label %.lr.ph17, label %._crit_edge, !llvm.loop !11

._crit_edge22:                                    ; preds = %41, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  %33 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %.not11 = icmp eq i64 %33, 0
  br i1 %.not11, label %.critedge, label %45

.lr.ph21:                                         ; preds = %._crit_edge, %41
  %storemerge19 = phi i32 [ %43, %41 ], [ 1, %._crit_edge ]
  %34 = sext i32 %storemerge19 to i64
  %35 = getelementptr inbounds [100100 x i32], ptr @col, i64 0, i64 %34
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = icmp eq i32 %36, 1
  %38 = select i1 %37, ptr %3, ptr %4
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %38, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %41 unwind label %39

39:                                               ; preds = %.lr.ph21
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  resume { ptr, i32 } %40

41:                                               ; preds = %.lr.ph21
  %42 = load i32, ptr %5, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %5, align 4, !tbaa !5
  %44 = load i32, ptr @n, align 4, !tbaa !5
  %.not10.not = icmp slt i32 %42, %44
  br i1 %.not10.not, label %.lr.ph21, label %._crit_edge22, !llvm.loop !12

45:                                               ; preds = %._crit_edge22
  %46 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %.not12 = icmp eq i64 %46, 0
  br i1 %.not12, label %.critedge, label %47

.critedge:                                        ; preds = %._crit_edge22, %45
  call void @__assert_fail(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.4, i32 noundef 102, ptr noundef nonnull @__PRETTY_FUNCTION__.main) #8
  unreachable

47:                                               ; preds = %45
  %48 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %49 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %50 = add i64 %49, %48
  %51 = load i32, ptr @n, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = icmp eq i64 %50, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %47
  call void @__assert_fail(ptr noundef nonnull @.str.5, ptr noundef nonnull @.str.4, i32 noundef 103, ptr noundef nonnull @__PRETTY_FUNCTION__.main) #8
  unreachable

55:                                               ; preds = %47
  %56 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %57 = trunc i64 %56 to i32
  %58 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6, i32 noundef %57)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #7
  %59 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  store ptr %59, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %60 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  store ptr %60, ptr %7, align 8
  %61 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  br i1 %61, label %.lr.ph24, label %._crit_edge25

._crit_edge25:                                    ; preds = %.lr.ph24, %55
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #7
  %62 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.8)
  %63 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  %64 = trunc i64 %63 to i32
  %65 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6, i32 noundef %64)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #7
  %66 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  store ptr %66, ptr %8, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #7
  %67 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  store ptr %67, ptr %9, align 8
  %68 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #7
  br i1 %68, label %.lr.ph27, label %._crit_edge28

.lr.ph24:                                         ; preds = %55, %.lr.ph24
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  %70 = load i32, ptr %69, align 4, !tbaa !5
  %71 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.7, i32 noundef %70)
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #7
  %73 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  store ptr %73, ptr %7, align 8
  %74 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #7
  br i1 %74, label %.lr.ph24, label %._crit_edge25, !llvm.loop !13

._crit_edge28:                                    ; preds = %.lr.ph27, %._crit_edge25
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #7
  %75 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.8)
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  ret i32 0

.lr.ph27:                                         ; preds = %._crit_edge25, %.lr.ph27
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  %77 = load i32, ptr %76, align 4, !tbaa !5
  %78 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.7, i32 noundef %77)
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %8) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #7
  %80 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #7
  store ptr %80, ptr %9, align 8
  %81 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #7
  br i1 %81, label %.lr.ph27, label %._crit_edge28, !llvm.loop !14
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #6

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

attributes #0 = { 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 #1 = { 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 #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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #6 = { noreturn 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 #7 = { nounwind }
attributes #8 = { noreturn 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}
!14 = distinct !{!14, !10}


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