; LLVM IR from tangjz/acm-icpc :: codeforces/complete (1552B)

; 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 }

@tot = external dso_local global i32, align 4
@pos = external dso_local global [5 x %"class.std::vector"], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5solvev() #0

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

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #3 {
  %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 i32, align 4
  %7 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #4
  store i32 0, ptr %2, align 4, !tbaa !5
  br label %8

8:                                                ; preds = %46, %0
  %9 = load i32, ptr %2, align 4, !tbaa !5
  %10 = icmp slt i32 %9, 5
  br i1 %10, label %12, label %11

11:                                               ; preds = %8
  store i32 2, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #4
  br label %49

12:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = add nsw i32 %13, 1
  store i32 %14, ptr %4, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %42, %12
  %16 = load i32, ptr %4, align 4, !tbaa !5
  %17 = icmp slt i32 %16, 5
  br i1 %17, label %19, label %18

18:                                               ; preds = %15
  store i32 5, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %45

19:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %20 = load i32, ptr %4, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  store i32 %21, ptr %5, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %38, %19
  %23 = load i32, ptr %5, align 4, !tbaa !5
  %24 = icmp slt i32 %23, 5
  br i1 %24, label %26, label %25

25:                                               ; preds = %22
  store i32 8, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %41

26:                                               ; preds = %22
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [5 x %"class.std::vector"], ptr @pos, i64 0, i64 %28
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %29, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %30 = load i32, ptr %4, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = getelementptr inbounds [5 x %"class.std::vector"], ptr @pos, i64 0, i64 %31
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %32, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = getelementptr inbounds [5 x %"class.std::vector"], ptr @pos, i64 0, i64 %34
  call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %35, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %36 = load i32, ptr @tot, align 4, !tbaa !5
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr @tot, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %26
  %39 = load i32, ptr %5, align 4, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %5, align 4, !tbaa !5
  br label %22, !llvm.loop !9

41:                                               ; preds = %25
  br label %42

42:                                               ; preds = %41
  %43 = load i32, ptr %4, align 4, !tbaa !5
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %4, align 4, !tbaa !5
  br label %15, !llvm.loop !11

45:                                               ; preds = %18
  br label %46

46:                                               ; preds = %45
  %47 = load i32, ptr %2, align 4, !tbaa !5
  %48 = add nsw i32 %47, 1
  store i32 %48, ptr %2, align 4, !tbaa !5
  br label %8, !llvm.loop !12

49:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 1, ptr %6, align 4, !tbaa !5
  %50 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %6)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %51

51:                                               ; preds = %57, %49
  %52 = load i32, ptr %7, align 4, !tbaa !5
  %53 = load i32, ptr %6, align 4, !tbaa !5
  %54 = icmp sle i32 %52, %53
  br i1 %54, label %56, label %55

55:                                               ; preds = %51
  store i32 11, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %60

56:                                               ; preds = %51
  call void @_Z5solvev()
  br label %57

57:                                               ; preds = %56
  %58 = load i32, ptr %7, align 4, !tbaa !5
  %59 = add nsw i32 %58, 1
  store i32 %59, ptr %7, align 4, !tbaa !5
  br label %51, !llvm.loop !13

60:                                               ; preds = %55
  store i32 0, ptr %1, align 4
  store i32 1, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %61 = load i32, ptr %1, align 4
  ret i32 %61
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

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

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

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


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::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 }

@tot = external dso_local global i32, align 4
@pos = external dso_local global [5 x %"class.std::vector"], align 16
@.str = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5solvev() local_unnamed_addr #0

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

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #3 {
.loopexit17.4:
  %0 = alloca i32, align 4
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %1 = load i32, ptr @tot, align 4, !tbaa !5
  %2 = add nsw i32 %1, 1
  store i32 %2, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %3 = load i32, ptr @tot, align 4, !tbaa !5
  %4 = add nsw i32 %3, 1
  store i32 %4, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %5 = load i32, ptr @tot, align 4, !tbaa !5
  %6 = add nsw i32 %5, 1
  store i32 %6, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %7 = load i32, ptr @tot, align 4, !tbaa !5
  %8 = add nsw i32 %7, 1
  store i32 %8, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %9 = load i32, ptr @tot, align 4, !tbaa !5
  %10 = add nsw i32 %9, 1
  store i32 %10, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) @pos, ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %11 = load i32, ptr @tot, align 4, !tbaa !5
  %12 = add nsw i32 %11, 1
  store i32 %12, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %13 = load i32, ptr @tot, align 4, !tbaa !5
  %14 = add nsw i32 %13, 1
  store i32 %14, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %15 = load i32, ptr @tot, align 4, !tbaa !5
  %16 = add nsw i32 %15, 1
  store i32 %16, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 24), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %17 = load i32, ptr @tot, align 4, !tbaa !5
  %18 = add nsw i32 %17, 1
  store i32 %18, ptr @tot, align 4, !tbaa !5
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 48), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 72), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  tail call void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) getelementptr inbounds (i8, ptr @pos, i64 96), ptr noundef nonnull align 4 dereferenceable(4) @tot)
  %19 = load i32, ptr @tot, align 4, !tbaa !5
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr @tot, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %0) #4
  store i32 1, ptr %0, align 4, !tbaa !5
  %21 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %0)
  %22 = load i32, ptr %0, align 4, !tbaa !5
  %.not22 = icmp slt i32 %22, 1
  br i1 %.not22, label %._crit_edge, label %.lr.ph24

._crit_edge:                                      ; preds = %.lr.ph24, %.loopexit17.4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %0) #4
  ret i32 0

.lr.ph24:                                         ; preds = %.loopexit17.4, %.lr.ph24
  %.023 = phi i32 [ %23, %.lr.ph24 ], [ 1, %.loopexit17.4 ]
  call void @_Z5solvev()
  %23 = add nuw nsw i32 %.023, 1
  %24 = load i32, ptr %0, align 4, !tbaa !5
  %.not.not = icmp slt i32 %.023, %24
  br i1 %.not.not, label %.lr.ph24, label %._crit_edge, !llvm.loop !9
}

; 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 #0 align 2

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


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