; LLVM IR from DionysiosB/CodeForces :: 1200-1299 (1200C-RoundCorridor)

; 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 [15 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3gcdxx(i64 noundef, i64 noundef) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #1 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca [3 x i64], align 16
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #4
  %11 = load i64, ptr %2, align 8, !tbaa !5
  %12 = load i64, ptr %2, align 8, !tbaa !5
  %13 = load i64, ptr %3, align 8, !tbaa !5
  %14 = call noundef i64 @_Z3gcdxx(i64 noundef %12, i64 noundef %13)
  %15 = sdiv i64 %11, %14
  %16 = getelementptr inbounds [3 x i64], ptr %5, i64 0, i64 1
  store i64 %15, ptr %16, align 8, !tbaa !5
  %17 = load i64, ptr %3, align 8, !tbaa !5
  %18 = load i64, ptr %2, align 8, !tbaa !5
  %19 = load i64, ptr %3, align 8, !tbaa !5
  %20 = call noundef i64 @_Z3gcdxx(i64 noundef %18, i64 noundef %19)
  %21 = sdiv i64 %17, %20
  %22 = getelementptr inbounds [3 x i64], ptr %5, i64 0, i64 2
  store i64 %21, ptr %22, align 16, !tbaa !5
  br label %23

23:                                               ; preds = %46, %0
  %24 = load i64, ptr %4, align 8, !tbaa !5
  %25 = add nsw i64 %24, -1
  store i64 %25, ptr %4, align 8, !tbaa !5
  %26 = icmp ne i64 %24, 0
  br i1 %26, label %27, label %47

27:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %28 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %6, ptr noundef %7, ptr noundef %8, ptr noundef %9)
  %29 = load i64, ptr %7, align 8, !tbaa !5
  %30 = sub nsw i64 %29, 1
  %31 = load i64, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds [3 x i64], ptr %5, i64 0, i64 %31
  %33 = load i64, ptr %32, align 8, !tbaa !5
  %34 = sdiv i64 %30, %33
  %35 = load i64, ptr %9, align 8, !tbaa !5
  %36 = sub nsw i64 %35, 1
  %37 = load i64, ptr %8, align 8, !tbaa !5
  %38 = getelementptr inbounds [3 x i64], ptr %5, i64 0, i64 %37
  %39 = load i64, ptr %38, align 8, !tbaa !5
  %40 = sdiv i64 %36, %39
  %41 = icmp eq i64 %34, %40
  br i1 %41, label %42, label %44

42:                                               ; preds = %27
  %43 = call i32 @puts(ptr noundef @.str.2)
  br label %46

44:                                               ; preds = %27
  %45 = call i32 @puts(ptr noundef @.str.3)
  br label %46

46:                                               ; preds = %44, %42
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %23, !llvm.loop !9

47:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  ret i32 0
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

declare i32 @puts(ptr noundef) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { "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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; 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 [15 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z3gcdxx(i64 noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #1 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca [3 x i64], align 16
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %10 = load i64, ptr %1, align 8, !tbaa !5
  %11 = load i64, ptr %2, align 8, !tbaa !5
  %12 = call noundef i64 @_Z3gcdxx(i64 noundef %10, i64 noundef %11)
  %13 = sdiv i64 %10, %12
  %14 = getelementptr inbounds i8, ptr %4, i64 8
  store i64 %13, ptr %14, align 8, !tbaa !5
  %15 = load i64, ptr %2, align 8, !tbaa !5
  %16 = load i64, ptr %1, align 8, !tbaa !5
  %17 = call noundef i64 @_Z3gcdxx(i64 noundef %16, i64 noundef %15)
  %18 = sdiv i64 %15, %17
  %19 = getelementptr inbounds i8, ptr %4, i64 16
  store i64 %18, ptr %19, align 16, !tbaa !5
  %20 = load i64, ptr %3, align 8, !tbaa !5
  %21 = add nsw i64 %20, -1
  store i64 %21, ptr %3, align 8, !tbaa !5
  %.not1 = icmp eq i64 %20, 0
  br i1 %.not1, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5, ptr noundef nonnull %6, ptr noundef nonnull %7, ptr noundef nonnull %8)
  %23 = load i64, ptr %6, align 8, !tbaa !5
  %24 = add nsw i64 %23, -1
  %25 = load i64, ptr %5, align 8, !tbaa !5
  %26 = getelementptr inbounds [3 x i64], ptr %4, i64 0, i64 %25
  %27 = load i64, ptr %26, align 8, !tbaa !5
  %28 = sdiv i64 %24, %27
  %29 = load i64, ptr %8, align 8, !tbaa !5
  %30 = add nsw i64 %29, -1
  %31 = load i64, ptr %7, align 8, !tbaa !5
  %32 = getelementptr inbounds [3 x i64], ptr %4, i64 0, i64 %31
  %33 = load i64, ptr %32, align 8, !tbaa !5
  %34 = sdiv i64 %30, %33
  %35 = icmp eq i64 %28, %34
  %.str.2..str.3 = select i1 %35, ptr @.str.2, ptr @.str.3
  %36 = call i32 @puts(ptr noundef nonnull dereferenceable(1) %.str.2..str.3)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  %37 = load i64, ptr %3, align 8, !tbaa !5
  %38 = add nsw i64 %37, -1
  store i64 %38, ptr %3, align 8, !tbaa !5
  %.not = icmp eq i64 %37, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  ret i32 0
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = !{!"long long", !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,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass