; LLVM IR from DionysiosB/CodeForces :: 1500-1599 (1543A-ExcitingBets)

; 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 [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [11 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
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  %12 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %13

13:                                               ; preds = %71, %69, %0
  %14 = load i64, ptr %2, align 8, !tbaa !5
  %15 = add nsw i64 %14, -1
  store i64 %15, ptr %2, align 8, !tbaa !5
  %16 = icmp ne i64 %14, 0
  br i1 %16, label %17, label %72

17:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  %18 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %19 = load i64, ptr %3, align 8, !tbaa !5
  %20 = load i64, ptr %4, align 8, !tbaa !5
  %21 = icmp slt i64 %19, %20
  br i1 %21, label %22, label %24

22:                                               ; preds = %17
  %23 = load i64, ptr %3, align 8, !tbaa !5
  br label %26

24:                                               ; preds = %17
  %25 = load i64, ptr %4, align 8, !tbaa !5
  br label %26

26:                                               ; preds = %24, %22
  %27 = phi i64 [ %23, %22 ], [ %25, %24 ]
  store i64 %27, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %28 = load i64, ptr %3, align 8, !tbaa !5
  %29 = load i64, ptr %4, align 8, !tbaa !5
  %30 = icmp sgt i64 %28, %29
  br i1 %30, label %31, label %33

31:                                               ; preds = %26
  %32 = load i64, ptr %3, align 8, !tbaa !5
  br label %35

33:                                               ; preds = %26
  %34 = load i64, ptr %4, align 8, !tbaa !5
  br label %35

35:                                               ; preds = %33, %31
  %36 = phi i64 [ %32, %31 ], [ %34, %33 ]
  store i64 %36, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %37 = load i64, ptr %6, align 8, !tbaa !5
  %38 = load i64, ptr %5, align 8, !tbaa !5
  %39 = sub nsw i64 %37, %38
  store i64 %39, ptr %7, align 8, !tbaa !5
  %40 = load i64, ptr %7, align 8, !tbaa !5
  %41 = icmp eq i64 %40, 0
  br i1 %41, label %42, label %44

42:                                               ; preds = %35
  %43 = call i32 @puts(ptr noundef @.str.2)
  store i32 2, ptr %8, align 4
  br label %69, !llvm.loop !9

44:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %45 = load i64, ptr %7, align 8, !tbaa !5
  %46 = load i64, ptr %7, align 8, !tbaa !5
  %47 = load i64, ptr %5, align 8, !tbaa !5
  %48 = sub nsw i64 %46, %47
  %49 = load i64, ptr %7, align 8, !tbaa !5
  %50 = srem i64 %48, %49
  %51 = add nsw i64 %45, %50
  %52 = load i64, ptr %7, align 8, !tbaa !5
  %53 = srem i64 %51, %52
  store i64 %53, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %54 = load i64, ptr %5, align 8, !tbaa !5
  %55 = load i64, ptr %7, align 8, !tbaa !5
  %56 = srem i64 %54, %55
  store i64 %56, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %57 = load i64, ptr %9, align 8, !tbaa !5
  %58 = load i64, ptr %10, align 8, !tbaa !5
  %59 = icmp slt i64 %57, %58
  br i1 %59, label %60, label %62

60:                                               ; preds = %44
  %61 = load i64, ptr %9, align 8, !tbaa !5
  br label %64

62:                                               ; preds = %44
  %63 = load i64, ptr %10, align 8, !tbaa !5
  br label %64

64:                                               ; preds = %62, %60
  %65 = phi i64 [ %61, %60 ], [ %63, %62 ]
  store i64 %65, ptr %11, align 8, !tbaa !5
  %66 = load i64, ptr %7, align 8, !tbaa !5
  %67 = load i64, ptr %11, align 8, !tbaa !5
  %68 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %66, i64 noundef %67)
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  store i32 0, ptr %8, align 4
  br label %69

69:                                               ; preds = %64, %42
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  %70 = load i32, ptr %8, align 4
  switch i32 %70, label %74 [
    i32 0, label %71
    i32 2, label %13
  ]

71:                                               ; preds = %69
  br label %13, !llvm.loop !9

72:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  %73 = load i32, ptr %1, align 4
  ret i32 %73

74:                                               ; preds = %69
  unreachable
}

; 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 @puts(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 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 [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [11 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
  %3 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  %4 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %5 = load i64, ptr %1, align 8, !tbaa !5
  %6 = add nsw i64 %5, -1
  store i64 %6, ptr %1, align 8, !tbaa !5
  %.not17 = icmp eq i64 %5, 0
  br i1 %.not17, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %24
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  %8 = load i64, ptr %2, align 8
  %9 = load i64, ptr %3, align 8
  %10 = icmp eq i64 %8, %9
  br i1 %10, label %11, label %13

11:                                               ; preds = %.lr.ph
  %12 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.2)
  br label %24, !llvm.loop !9

13:                                               ; preds = %.lr.ph
  %14 = call i64 @llvm.smin.i64(i64 %8, i64 %9)
  %15 = call i64 @llvm.smax.i64(i64 %8, i64 %9)
  %16 = sub nsw i64 %15, %14
  %17 = sub nsw i64 %16, %14
  %18 = srem i64 %17, %16
  %19 = add nsw i64 %18, %16
  %20 = srem i64 %19, %16
  %21 = srem i64 %14, %16
  %22 = call i64 @llvm.smin.i64(i64 %20, i64 %21)
  %23 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %16, i64 noundef %22)
  br label %24

24:                                               ; preds = %13, %11
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  %25 = load i64, ptr %1, align 8, !tbaa !5
  %26 = add nsw i64 %25, -1
  store i64 %26, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %25, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %24, %0
  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) #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 @puts(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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.i64(i64, i64) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smax.i64(i64, i64) #3

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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass