; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/94 Beta Division 2/Problem B (B)

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

%"class.std::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 }
%"class.__gnu_cxx::__normal_iterator.0" = type { ptr }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@cnt = external dso_local global i32, align 4
@a = external dso_local global i32, align 4
@b = external dso_local global i32, align 4
@flag = external dso_local global i32, align 4
@adj = external dso_local global [100 x %"class.std::vector"], align 16
@rem = external dso_local global %"class.std::vector", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %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.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i32 0, ptr %1, align 4
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @n, ptr noundef @m)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %12

12:                                               ; preds = %29, %0
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = load i32, ptr @m, align 4, !tbaa !5
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %32

17:                                               ; preds = %12
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef @a, ptr noundef @b)
  %19 = load i32, ptr @a, align 4, !tbaa !5
  %20 = add nsw i32 %19, -1
  store i32 %20, ptr @a, align 4, !tbaa !5
  %21 = load i32, ptr @b, align 4, !tbaa !5
  %22 = add nsw i32 %21, -1
  store i32 %22, ptr @b, align 4, !tbaa !5
  %23 = load i32, ptr @a, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %24
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %25, ptr noundef nonnull align 4 dereferenceable(4) @b)
  %26 = load i32, ptr @b, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %27
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %28, ptr noundef nonnull align 4 dereferenceable(4) @a)
  br label %29

29:                                               ; preds = %17
  %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 %12, !llvm.loop !9

32:                                               ; preds = %16
  br label %33

33:                                               ; preds = %132, %32
  %34 = load i32, ptr @flag, align 4, !tbaa !5
  %35 = icmp ne i32 %34, 0
  br i1 %35, label %36, label %133

36:                                               ; preds = %33
  store i32 0, ptr @flag, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @rem) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  store i32 0, ptr %3, align 4, !tbaa !5
  br label %37

37:                                               ; preds = %50, %36
  %38 = load i32, ptr %3, align 4, !tbaa !5
  %39 = load i32, ptr @n, align 4, !tbaa !5
  %40 = icmp slt i32 %38, %39
  br i1 %40, label %42, label %41

41:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  br label %53

42:                                               ; preds = %37
  %43 = load i32, ptr %3, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %44
  %46 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %45) #6
  %47 = icmp eq i64 %46, 1
  br i1 %47, label %48, label %49

48:                                               ; preds = %42
  store i32 1, ptr @flag, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @rem, ptr noundef nonnull align 4 dereferenceable(4) %3)
  br label %49

49:                                               ; preds = %48, %42
  br label %50

50:                                               ; preds = %49
  %51 = load i32, ptr %3, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %3, align 4, !tbaa !5
  br label %37, !llvm.loop !11

53:                                               ; preds = %41
  %54 = load i32, ptr @flag, align 4, !tbaa !5
  %55 = icmp eq i32 %54, 1
  br i1 %55, label %56, label %132

56:                                               ; preds = %53
  %57 = load i32, ptr @cnt, align 4, !tbaa !5
  %58 = add nsw i32 %57, 1
  store i32 %58, ptr @cnt, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  store i32 0, ptr %4, align 4, !tbaa !5
  br label %59

59:                                               ; preds = %128, %56
  %60 = load i32, ptr %4, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @rem) #6
  %63 = icmp ult i64 %61, %62
  br i1 %63, label %65, label %64

64:                                               ; preds = %59
  store i32 10, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  br label %131

65:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %66 = load i32, ptr %4, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %67) #6
  %69 = load i32, ptr %68, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %70
  %72 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %71, i64 noundef 0) #6
  %73 = load i32, ptr %72, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %74
  %76 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %75) #6
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %6, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  br label %78

78:                                               ; preds = %117, %65
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %79 = load i32, ptr %4, align 4, !tbaa !5
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %80) #6
  %82 = load i32, ptr %81, align 4, !tbaa !5
  %83 = sext i32 %82 to i64
  %84 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %83
  %85 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %84, i64 noundef 0) #6
  %86 = load i32, ptr %85, align 4, !tbaa !5
  %87 = sext i32 %86 to i64
  %88 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %87
  %89 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %88) #6
  %90 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %89, ptr %90, align 8
  %91 = 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) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  br i1 %91, label %93, label %92

92:                                               ; preds = %78
  store i32 13, ptr %5, align 4
  br label %120

93:                                               ; preds = %78
  %94 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #6
  %95 = load i32, ptr %94, align 4, !tbaa !5
  %96 = load i32, ptr %4, align 4, !tbaa !5
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %97) #6
  %99 = load i32, ptr %98, align 4, !tbaa !5
  %100 = icmp eq i32 %95, %99
  br i1 %100, label %101, label %116

101:                                              ; preds = %93
  %102 = load i32, ptr %4, align 4, !tbaa !5
  %103 = sext i32 %102 to i64
  %104 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %103) #6
  %105 = load i32, ptr %104, align 4, !tbaa !5
  %106 = sext i32 %105 to i64
  %107 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %106
  %108 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %107, i64 noundef 0) #6
  %109 = load i32, ptr %108, align 4, !tbaa !5
  %110 = sext i32 %109 to i64
  %111 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %110
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %6) #6
  %112 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.0", ptr %8, i32 0, i32 0
  %113 = load ptr, ptr %112, align 8
  %114 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %111, ptr %113)
  %115 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %114, ptr %115, align 8
  store i32 13, ptr %5, align 4
  br label %120

116:                                              ; preds = %93
  br label %117

117:                                              ; preds = %116
  %118 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %6, i32 noundef 0) #6
  %119 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %118, ptr %119, align 8
  br label %78, !llvm.loop !12

120:                                              ; preds = %101, %92
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  br label %121

121:                                              ; preds = %120
  %122 = load i32, ptr %4, align 4, !tbaa !5
  %123 = sext i32 %122 to i64
  %124 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %123) #6
  %125 = load i32, ptr %124, align 4, !tbaa !5
  %126 = sext i32 %125 to i64
  %127 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %126
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %127) #6
  br label %128

128:                                              ; preds = %121
  %129 = load i32, ptr %4, align 4, !tbaa !5
  %130 = add nsw i32 %129, 1
  store i32 %130, ptr %4, align 4, !tbaa !5
  br label %59, !llvm.loop !13

131:                                              ; preds = %64
  br label %132

132:                                              ; preds = %131, %53
  br label %33, !llvm.loop !14

133:                                              ; preds = %33
  %134 = load i32, ptr @cnt, align 4, !tbaa !5
  %135 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i32 noundef %134)
  ret i32 0
}

declare i32 @__isoc99_scanf(ptr noundef, ...) #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #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 nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; 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)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4 align 2

declare i32 @printf(ptr noundef, ...) #1

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress 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 = { 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 #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}
!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 }
%"class.__gnu_cxx::__normal_iterator.0" = type { ptr }

@n = external dso_local global i32, align 4
@m = external dso_local global i32, align 4
@cnt = external dso_local local_unnamed_addr global i32, align 4
@a = external dso_local global i32, align 4
@b = external dso_local global i32, align 4
@flag = external dso_local local_unnamed_addr global i32, align 4
@adj = external dso_local global [100 x %"class.std::vector"], align 16
@rem = external dso_local global %"class.std::vector", align 8
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = 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 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %5 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @n, ptr noundef nonnull @m)
  %6 = load i32, ptr @m, align 4, !tbaa !5
  %7 = icmp sgt i32 %6, 0
  br i1 %7, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %.lr.ph, %0
  %8 = load i32, ptr @flag, align 4, !tbaa !5
  %.not20 = icmp eq i32 %8, 0
  br i1 %.not20, label %._crit_edge22, label %.lr.ph21

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.014 = phi i32 [ %19, %.lr.ph ], [ 0, %0 ]
  %9 = tail call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull @a, ptr noundef nonnull @b)
  %10 = load i32, ptr @a, align 4, !tbaa !5
  %11 = add nsw i32 %10, -1
  store i32 %11, ptr @a, align 4, !tbaa !5
  %12 = load i32, ptr @b, align 4, !tbaa !5
  %13 = add nsw i32 %12, -1
  store i32 %13, ptr @b, align 4, !tbaa !5
  %14 = sext i32 %11 to i64
  %15 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %14
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %15, ptr noundef nonnull align 4 dereferenceable(4) @b)
  %16 = load i32, ptr @b, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %17
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %18, ptr noundef nonnull align 4 dereferenceable(4) @a)
  %19 = add nuw nsw i32 %.014, 1
  %20 = load i32, ptr @m, align 4, !tbaa !5
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %.lr.ph, label %.preheader, !llvm.loop !9

.lr.ph21:                                         ; preds = %.preheader, %.loopexit13
  store i32 0, ptr @flag, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @rem) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  store i32 0, ptr %1, align 4, !tbaa !5
  %22 = load i32, ptr @n, align 4, !tbaa !5
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %.lr.ph16, label %._crit_edge

._crit_edge:                                      ; preds = %31, %.lr.ph21
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  %24 = load i32, ptr @flag, align 4, !tbaa !5
  %25 = icmp eq i32 %24, 1
  br i1 %25, label %36, label %.loopexit13

.lr.ph16:                                         ; preds = %.lr.ph21, %31
  %storemerge15 = phi i32 [ %33, %31 ], [ 0, %.lr.ph21 ]
  %26 = sext i32 %storemerge15 to i64
  %27 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %26
  %28 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #6
  %29 = icmp eq i64 %28, 1
  br i1 %29, label %30, label %31

30:                                               ; preds = %.lr.ph16
  store i32 1, ptr @flag, align 4, !tbaa !5
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @rem, ptr noundef nonnull align 4 dereferenceable(4) %1)
  br label %31

31:                                               ; preds = %.lr.ph16, %30
  %32 = load i32, ptr %1, align 4, !tbaa !5
  %33 = add nsw i32 %32, 1
  store i32 %33, ptr %1, align 4, !tbaa !5
  %34 = load i32, ptr @n, align 4, !tbaa !5
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %.lr.ph16, label %._crit_edge, !llvm.loop !11

36:                                               ; preds = %._crit_edge
  %37 = load i32, ptr @cnt, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr @cnt, align 4, !tbaa !5
  %39 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @rem) #6
  %.not23 = icmp eq i64 %39, 0
  br i1 %.not23, label %.loopexit13thread-pre-split, label %.lr.ph19

.lr.ph19:                                         ; preds = %36, %.loopexit
  %indvars.iv = phi i64 [ %indvars.iv.next, %.loopexit ], [ 0, %36 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %indvars.iv) #6
  %41 = load i32, ptr %40, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %42
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %43, i64 noundef 0) #6
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = sext i32 %45 to i64
  %47 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %46
  %48 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %47) #6
  store ptr %48, ptr %2, align 8
  br label %49

49:                                               ; preds = %77, %.lr.ph19
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  %50 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %indvars.iv) #6
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %52
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %53, i64 noundef 0) #6
  %55 = load i32, ptr %54, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %56
  %58 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %57) #6
  store ptr %58, ptr %3, align 8
  %59 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  br i1 %59, label %60, label %.loopexit

60:                                               ; preds = %49
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #6
  %62 = load i32, ptr %61, align 4, !tbaa !5
  %63 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %indvars.iv) #6
  %64 = load i32, ptr %63, align 4, !tbaa !5
  %65 = icmp eq i32 %62, %64
  br i1 %65, label %66, label %77

66:                                               ; preds = %60
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %indvars.iv) #6
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %69
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %70, i64 noundef 0) #6
  %72 = load i32, ptr %71, align 4, !tbaa !5
  %73 = sext i32 %72 to i64
  %74 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %73
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %2) #6
  %75 = load ptr, ptr %4, align 8
  %76 = call ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %74, ptr %75)
  br label %.loopexit

77:                                               ; preds = %60
  %78 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %2, i32 noundef 0) #6
  br label %49, !llvm.loop !12

.loopexit:                                        ; preds = %49, %66
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  %79 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) @rem, i64 noundef %indvars.iv) #6
  %80 = load i32, ptr %79, align 4, !tbaa !5
  %81 = sext i32 %80 to i64
  %82 = getelementptr inbounds [100 x %"class.std::vector"], ptr @adj, i64 0, i64 %81
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %82) #6
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %83 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) @rem) #6
  %84 = icmp ugt i64 %83, %indvars.iv.next
  br i1 %84, label %.lr.ph19, label %.loopexit13thread-pre-split, !llvm.loop !13

.loopexit13thread-pre-split:                      ; preds = %.loopexit, %36
  %.pr = load i32, ptr @flag, align 4, !tbaa !5
  br label %.loopexit13

.loopexit13:                                      ; preds = %.loopexit13thread-pre-split, %._crit_edge
  %85 = phi i32 [ %.pr, %.loopexit13thread-pre-split ], [ %24, %._crit_edge ]
  %.not = icmp eq i32 %85, 0
  br i1 %.not, label %._crit_edge22, label %.lr.ph21, !llvm.loop !14

._crit_edge22:                                    ; preds = %.loopexit13, %.preheader
  %86 = load i32, ptr @cnt, align 4, !tbaa !5
  %87 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i32 noundef %86)
  ret i32 0
}

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_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) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 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 #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; 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 #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5eraseEN9__gnu_cxx17__normal_iteratorIPKiS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKiSt6vectorIiSaIiEEEC2IPivEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #1

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 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = { 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 #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}
!14 = distinct !{!14, !10}


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