; LLVM IR from DionysiosB/CodeForces :: 0300-0399 (336A-VasilyTheBearAndTriangle)

; 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"

@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %4 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  %5 = load i64, ptr %2, align 8, !tbaa !5
  %6 = icmp sgt i64 %5, 0
  br i1 %6, label %7, label %18

7:                                                ; preds = %0
  %8 = load i64, ptr %3, align 8, !tbaa !5
  %9 = icmp sgt i64 %8, 0
  br i1 %9, label %10, label %18

10:                                               ; preds = %7
  %11 = load i64, ptr %2, align 8, !tbaa !5
  %12 = load i64, ptr %3, align 8, !tbaa !5
  %13 = add nsw i64 %11, %12
  %14 = load i64, ptr %2, align 8, !tbaa !5
  %15 = load i64, ptr %3, align 8, !tbaa !5
  %16 = add nsw i64 %14, %15
  %17 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef 0, i64 noundef %13, i64 noundef %16, i32 noundef 0)
  br label %63

18:                                               ; preds = %7, %0
  %19 = load i64, ptr %2, align 8, !tbaa !5
  %20 = icmp slt i64 %19, 0
  br i1 %20, label %21, label %32

21:                                               ; preds = %18
  %22 = load i64, ptr %3, align 8, !tbaa !5
  %23 = icmp sgt i64 %22, 0
  br i1 %23, label %24, label %32

24:                                               ; preds = %21
  %25 = load i64, ptr %2, align 8, !tbaa !5
  %26 = load i64, ptr %3, align 8, !tbaa !5
  %27 = sub nsw i64 %25, %26
  %28 = load i64, ptr %3, align 8, !tbaa !5
  %29 = load i64, ptr %2, align 8, !tbaa !5
  %30 = sub nsw i64 %28, %29
  %31 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %27, i32 noundef 0, i32 noundef 0, i64 noundef %30)
  br label %62

32:                                               ; preds = %21, %18
  %33 = load i64, ptr %2, align 8, !tbaa !5
  %34 = icmp slt i64 %33, 0
  br i1 %34, label %35, label %46

35:                                               ; preds = %32
  %36 = load i64, ptr %3, align 8, !tbaa !5
  %37 = icmp slt i64 %36, 0
  br i1 %37, label %38, label %46

38:                                               ; preds = %35
  %39 = load i64, ptr %2, align 8, !tbaa !5
  %40 = load i64, ptr %3, align 8, !tbaa !5
  %41 = add nsw i64 %39, %40
  %42 = load i64, ptr %2, align 8, !tbaa !5
  %43 = load i64, ptr %3, align 8, !tbaa !5
  %44 = add nsw i64 %42, %43
  %45 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %41, i32 noundef 0, i32 noundef 0, i64 noundef %44)
  br label %61

46:                                               ; preds = %35, %32
  %47 = load i64, ptr %2, align 8, !tbaa !5
  %48 = icmp sgt i64 %47, 0
  br i1 %48, label %49, label %60

49:                                               ; preds = %46
  %50 = load i64, ptr %3, align 8, !tbaa !5
  %51 = icmp slt i64 %50, 0
  br i1 %51, label %52, label %60

52:                                               ; preds = %49
  %53 = load i64, ptr %3, align 8, !tbaa !5
  %54 = load i64, ptr %2, align 8, !tbaa !5
  %55 = sub nsw i64 %53, %54
  %56 = load i64, ptr %2, align 8, !tbaa !5
  %57 = load i64, ptr %3, align 8, !tbaa !5
  %58 = sub nsw i64 %56, %57
  %59 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef 0, i64 noundef %55, i64 noundef %58, i32 noundef 0)
  br label %60

60:                                               ; preds = %52, %49, %46
  br label %61

61:                                               ; preds = %60, %38
  br label %62

62:                                               ; preds = %61, %24
  br label %63

63:                                               ; preds = %62, %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  ret i32 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

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

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


; 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"

@.str = external hidden unnamed_addr constant [8 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [15 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [15 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %3 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %4 = load i64, ptr %1, align 8, !tbaa !5
  %5 = icmp sgt i64 %4, 0
  %6 = load i64, ptr %2, align 8
  %7 = icmp sgt i64 %6, 0
  %or.cond = select i1 %5, i1 %7, i1 false
  br i1 %or.cond, label %8, label %11

8:                                                ; preds = %0
  %9 = add nuw nsw i64 %6, %4
  %10 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef 0, i64 noundef %9, i64 noundef %9, i32 noundef 0)
  br label %27

11:                                               ; preds = %0
  %12 = icmp slt i64 %4, 0
  %or.cond3 = select i1 %12, i1 %7, i1 false
  br i1 %or.cond3, label %13, label %17

13:                                               ; preds = %11
  %14 = sub nuw nsw i64 %4, %6
  %15 = sub nsw i64 %6, %4
  %16 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %14, i32 noundef 0, i32 noundef 0, i64 noundef %15)
  br label %27

17:                                               ; preds = %11
  %18 = icmp slt i64 %6, 0
  %or.cond5 = select i1 %12, i1 %18, i1 false
  br i1 %or.cond5, label %19, label %22

19:                                               ; preds = %17
  %20 = add nsw i64 %6, %4
  %21 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %20, i32 noundef 0, i32 noundef 0, i64 noundef %20)
  br label %27

22:                                               ; preds = %17
  %or.cond7 = select i1 %5, i1 %18, i1 false
  br i1 %or.cond7, label %23, label %27

23:                                               ; preds = %22
  %24 = sub nuw nsw i64 %6, %4
  %25 = sub nsw i64 %4, %6
  %26 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef 0, i64 noundef %24, i64 noundef %25, i32 noundef 0)
  br label %27

27:                                               ; preds = %13, %22, %23, %19, %8
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #3
  ret i32 0
}

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

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

; Function Attrs: nofree nounwind
declare noundef i32 @printf(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

attributes #0 = { mustprogress nofree norecurse 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 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 = { 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"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass