; LLVM IR from AdarshGaur/Competitive-Programming :: Codeforces/Codeforces Round #790 (Div. 4)/D. X-Sum.ll (Z5solvev)

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

%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.10" = type { i8 }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@n = external dso_local global i64, align 8
@m = external dso_local global i64, align 8
@a = external dso_local global %"class.std::vector.3", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z3funll(i64 noundef, i64 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector.8", align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::allocator.10", align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @n)
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %13, ptr noundef nonnull align 8 dereferenceable(8) @m)
  call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @a) #5
  %15 = load i64, ptr @n, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %1) #5
  %16 = load i64, ptr @m, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  store i64 0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %16, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %17 unwind label %24

17:                                               ; preds = %0
  invoke void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE6resizeEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %15, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %18 unwind label %28

18:                                               ; preds = %17
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  store i64 0, ptr %6, align 8, !tbaa !5
  br label %19

19:                                               ; preds = %49, %18
  %20 = load i64, ptr %6, align 8, !tbaa !5
  %21 = load i64, ptr @n, align 8, !tbaa !5
  %22 = icmp slt i64 %20, %21
  br i1 %22, label %33, label %23

23:                                               ; preds = %19
  store i32 2, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %52

24:                                               ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  %26 = extractvalue { ptr, i32 } %25, 0
  store ptr %26, ptr %4, align 8
  %27 = extractvalue { ptr, i32 } %25, 1
  store i32 %27, ptr %5, align 4
  br label %32

28:                                               ; preds = %17
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %4, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %5, align 4
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  br label %32

32:                                               ; preds = %28, %24
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #5
  br label %81

33:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !5
  br label %34

34:                                               ; preds = %45, %33
  %35 = load i64, ptr %8, align 8, !tbaa !5
  %36 = load i64, ptr @m, align 8, !tbaa !5
  %37 = icmp slt i64 %35, %36
  br i1 %37, label %39, label %38

38:                                               ; preds = %34
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %48

39:                                               ; preds = %34
  %40 = load i64, ptr %6, align 8, !tbaa !5
  %41 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %40) #5
  %42 = load i64, ptr %8, align 8, !tbaa !5
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %41, i64 noundef %42) #5
  %44 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %43)
  br label %45

45:                                               ; preds = %39
  %46 = load i64, ptr %8, align 8, !tbaa !5
  %47 = add nsw i64 %46, 1
  store i64 %47, ptr %8, align 8, !tbaa !5
  br label %34, !llvm.loop !9

48:                                               ; preds = %38
  br label %49

49:                                               ; preds = %48
  %50 = load i64, ptr %6, align 8, !tbaa !5
  %51 = add nsw i64 %50, 1
  store i64 %51, ptr %6, align 8, !tbaa !5
  br label %19, !llvm.loop !11

52:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  store i64 0, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  store i64 0, ptr %10, align 8, !tbaa !5
  br label %53

53:                                               ; preds = %74, %52
  %54 = load i64, ptr %10, align 8, !tbaa !5
  %55 = load i64, ptr @n, align 8, !tbaa !5
  %56 = icmp slt i64 %54, %55
  br i1 %56, label %58, label %57

57:                                               ; preds = %53
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %77

58:                                               ; preds = %53
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  store i64 0, ptr %11, align 8, !tbaa !5
  br label %59

59:                                               ; preds = %70, %58
  %60 = load i64, ptr %11, align 8, !tbaa !5
  %61 = load i64, ptr @m, align 8, !tbaa !5
  %62 = icmp slt i64 %60, %61
  br i1 %62, label %64, label %63

63:                                               ; preds = %59
  store i32 11, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br label %73

64:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %65 = load i64, ptr %10, align 8, !tbaa !5
  %66 = load i64, ptr %11, align 8, !tbaa !5
  %67 = call noundef i64 @_Z3funll(i64 noundef %65, i64 noundef %66)
  store i64 %67, ptr %12, align 8, !tbaa !5
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %12)
  %69 = load i64, ptr %68, align 8, !tbaa !5
  store i64 %69, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %70

70:                                               ; preds = %64
  %71 = load i64, ptr %11, align 8, !tbaa !5
  %72 = add nsw i64 %71, 1
  store i64 %72, ptr %11, align 8, !tbaa !5
  br label %59, !llvm.loop !12

73:                                               ; preds = %63
  br label %74

74:                                               ; preds = %73
  %75 = load i64, ptr %10, align 8, !tbaa !5
  %76 = add nsw i64 %75, 1
  store i64 %76, ptr %10, align 8, !tbaa !5
  br label %53, !llvm.loop !13

77:                                               ; preds = %57
  %78 = load i64, ptr %9, align 8, !tbaa !5
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %78)
  %80 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef @.str)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  ret void

81:                                               ; preds = %32
  %82 = load ptr, ptr %4, align 8
  %83 = load i32, ptr %5, align 4
  %84 = insertvalue { ptr, i32 } poison, ptr %82, 0
  %85 = insertvalue { ptr, i32 } %84, i32 %83, 1
  resume { ptr, i32 } %85
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE6resizeEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long", !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::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<long>, std::allocator<std::vector<long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector.8" = type { %"struct.std::_Vector_base.9" }
%"struct.std::_Vector_base.9" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.10" = type { i8 }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@n = external dso_local global i64, align 8
@m = external dso_local global i64, align 8
@a = external dso_local global %"class.std::vector.3", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_Z3funll(i64 noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector.8", align 8
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::allocator.10", align 1
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) @n)
  %7 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 8 dereferenceable(8) @m)
  tail call void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @a) #5
  %8 = load i64, ptr @n, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #5
  %9 = load i64, ptr @m, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  store i64 0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #5
  call void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %9, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %10 unwind label %21

10:                                               ; preds = %0
  invoke void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE6resizeEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %8, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %11 unwind label %23

11:                                               ; preds = %10
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #5
  %12 = load i64, ptr @n, align 8, !tbaa !5
  %13 = icmp sgt i64 %12, 0
  br i1 %13, label %.preheader19.lr.ph, label %._crit_edge22.thread31

._crit_edge22.thread31:                           ; preds = %11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %._crit_edge27

.preheader19.lr.ph:                               ; preds = %11
  %14 = load i64, ptr @m, align 8, !tbaa !5
  %15 = icmp sgt i64 %14, 0
  br i1 %15, label %.preheader19, label %.preheader.lr.ph.thread

.preheader.lr.ph.thread:                          ; preds = %.preheader19.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %._crit_edge27

.preheader19:                                     ; preds = %.preheader19.lr.ph, %._crit_edge
  %16 = phi i64 [ %26, %._crit_edge ], [ %12, %.preheader19.lr.ph ]
  %17 = phi i64 [ %27, %._crit_edge ], [ %14, %.preheader19.lr.ph ]
  %.01521 = phi i64 [ %28, %._crit_edge ], [ 0, %.preheader19.lr.ph ]
  %18 = icmp sgt i64 %17, 0
  br i1 %18, label %.lr.ph, label %._crit_edge

._crit_edge22:                                    ; preds = %._crit_edge
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i64 0, ptr %4, align 8, !tbaa !5
  %19 = icmp sgt i64 %26, 0
  %.pr = load i64, ptr @m, align 8
  %20 = icmp sgt i64 %.pr, 0
  %or.cond = select i1 %19, i1 %20, i1 false
  br i1 %or.cond, label %.preheader, label %._crit_edge27

21:                                               ; preds = %0
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %25

23:                                               ; preds = %10
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #5
  br label %25

25:                                               ; preds = %23, %21
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %22, %21 ]
  call void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i64, ptr @n, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader19
  %26 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %16, %.preheader19 ]
  %27 = phi i64 [ %34, %._crit_edge.loopexit ], [ %17, %.preheader19 ]
  %28 = add nuw nsw i64 %.01521, 1
  %29 = icmp slt i64 %28, %26
  br i1 %29, label %.preheader19, label %._crit_edge22, !llvm.loop !9

.lr.ph:                                           ; preds = %.preheader19, %.lr.ph
  %.01420 = phi i64 [ %33, %.lr.ph ], [ 0, %.preheader19 ]
  %30 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IlSaIlEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) @a, i64 noundef %.01521) #5
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIlSaIlEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %30, i64 noundef %.01420) #5
  %32 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %31)
  %33 = add nuw nsw i64 %.01420, 1
  %34 = load i64, ptr @m, align 8, !tbaa !5
  %35 = icmp slt i64 %33, %34
  br i1 %35, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !12

.preheader:                                       ; preds = %._crit_edge22, %._crit_edge25
  %36 = phi i64 [ %43, %._crit_edge25 ], [ 0, %._crit_edge22 ]
  %37 = phi i64 [ %44, %._crit_edge25 ], [ %26, %._crit_edge22 ]
  %38 = phi i64 [ %45, %._crit_edge25 ], [ %.pr, %._crit_edge22 ]
  %.01326 = phi i64 [ %46, %._crit_edge25 ], [ 0, %._crit_edge22 ]
  %39 = icmp sgt i64 %38, 0
  br i1 %39, label %.lr.ph24, label %._crit_edge25

._crit_edge27:                                    ; preds = %._crit_edge25, %.preheader.lr.ph.thread, %._crit_edge22.thread31, %._crit_edge22
  %40 = phi i64 [ 0, %._crit_edge22 ], [ 0, %._crit_edge22.thread31 ], [ 0, %.preheader.lr.ph.thread ], [ %43, %._crit_edge25 ]
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %40)
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %41, ptr noundef nonnull @.str)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  ret void

._crit_edge25.loopexit:                           ; preds = %.lr.ph24
  %.pre30 = load i64, ptr @n, align 8, !tbaa !5
  br label %._crit_edge25

._crit_edge25:                                    ; preds = %._crit_edge25.loopexit, %.preheader
  %43 = phi i64 [ %50, %._crit_edge25.loopexit ], [ %36, %.preheader ]
  %44 = phi i64 [ %.pre30, %._crit_edge25.loopexit ], [ %37, %.preheader ]
  %45 = phi i64 [ %52, %._crit_edge25.loopexit ], [ %38, %.preheader ]
  %46 = add nuw nsw i64 %.01326, 1
  %47 = icmp slt i64 %46, %44
  br i1 %47, label %.preheader, label %._crit_edge27, !llvm.loop !13

.lr.ph24:                                         ; preds = %.preheader, %.lr.ph24
  %.023 = phi i64 [ %51, %.lr.ph24 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %48 = call noundef i64 @_Z3funll(i64 noundef %.01326, i64 noundef %.023)
  store i64 %48, ptr %5, align 8, !tbaa !5
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5)
  %50 = load i64, ptr %49, align 8, !tbaa !5
  store i64 %50, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  %51 = add nuw nsw i64 %.023, 1
  %52 = load i64, ptr @m, align 8, !tbaa !5
  %53 = icmp slt i64 %51, %52
  br i1 %53, label %.lr.ph24, label %._crit_edge25.loopexit, !llvm.loop !14
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IlSaIlEESaIS1_EE6resizeEmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIlEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEEC2EmRKlRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIlSaIlEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3maxIlERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIlED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

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

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


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