; LLVM IR from DionysiosB/CodeForces :: 0700-0799 (732A-BuyAShovel)

; 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 [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %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) #3
  store i32 10, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %9

9:                                                ; preds = %32, %0
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = icmp sle i32 %10, 10
  br i1 %11, label %13, label %12

12:                                               ; preds = %9
  store i32 2, ptr %6, align 4
  br label %35

13:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %14 = load i32, ptr %5, align 4, !tbaa !5
  %15 = load i32, ptr %3, align 4, !tbaa !5
  %16 = mul nsw i32 %14, %15
  store i32 %16, ptr %7, align 4, !tbaa !5
  %17 = load i32, ptr %7, align 4, !tbaa !5
  %18 = srem i32 %17, 10
  %19 = icmp eq i32 %18, 0
  br i1 %19, label %25, label %20

20:                                               ; preds = %13
  %21 = load i32, ptr %7, align 4, !tbaa !5
  %22 = srem i32 %21, 10
  %23 = load i32, ptr %4, align 4, !tbaa !5
  %24 = icmp eq i32 %22, %23
  br i1 %24, label %25, label %28

25:                                               ; preds = %20, %13
  %26 = load i32, ptr %5, align 4, !tbaa !5
  %27 = call i32 (ptr, ...) @printf(ptr noundef @.str.1, i32 noundef %26)
  store i32 2, ptr %6, align 4
  br label %29

28:                                               ; preds = %20
  store i32 0, ptr %6, align 4
  br label %29

29:                                               ; preds = %28, %25
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  %30 = load i32, ptr %6, align 4
  switch i32 %30, label %35 [
    i32 0, label %31
  ]

31:                                               ; preds = %29
  br label %32

32:                                               ; preds = %31
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %5, align 4, !tbaa !5
  br label %9, !llvm.loop !9

35:                                               ; preds = %29, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %36

36:                                               ; preds = %35
  store i32 0, ptr %1, align 4
  store i32 1, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #3
  %37 = load i32, ptr %1, align 4
  ret i32 %37
}

; 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 = !{!"int", !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 [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #3
  %3 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %4 = load i32, ptr %1, align 4, !tbaa !5
  %5 = load i32, ptr %2, align 4
  %6 = srem i32 %4, 10
  %7 = icmp eq i32 %6, 0
  %8 = icmp eq i32 %6, %5
  %or.cond = select i1 %7, i1 true, i1 %8
  br i1 %or.cond, label %.loopexit, label %9

9:                                                ; preds = %0
  %10 = shl nsw i32 %4, 1
  %11 = srem i32 %10, 10
  %12 = icmp eq i32 %11, 0
  %13 = icmp eq i32 %11, %5
  %or.cond.1 = select i1 %12, i1 true, i1 %13
  br i1 %or.cond.1, label %.loopexit, label %14

14:                                               ; preds = %9
  %15 = mul nsw i32 %4, 3
  %16 = srem i32 %15, 10
  %17 = icmp eq i32 %16, 0
  %18 = icmp eq i32 %16, %5
  %or.cond.2 = select i1 %17, i1 true, i1 %18
  br i1 %or.cond.2, label %.loopexit, label %19

19:                                               ; preds = %14
  %20 = shl nsw i32 %4, 2
  %21 = srem i32 %20, 10
  %22 = icmp eq i32 %21, 0
  %23 = icmp eq i32 %21, %5
  %or.cond.3 = select i1 %22, i1 true, i1 %23
  br i1 %or.cond.3, label %.loopexit, label %24

24:                                               ; preds = %19
  %25 = mul nsw i32 %4, 5
  %26 = srem i32 %25, 10
  %27 = icmp eq i32 %26, 0
  %28 = icmp eq i32 %26, %5
  %or.cond.4 = select i1 %27, i1 true, i1 %28
  br i1 %or.cond.4, label %.loopexit, label %29

29:                                               ; preds = %24
  %30 = mul nsw i32 %4, 6
  %31 = srem i32 %30, 10
  %32 = icmp eq i32 %31, 0
  %33 = icmp eq i32 %31, %5
  %or.cond.5 = select i1 %32, i1 true, i1 %33
  br i1 %or.cond.5, label %.loopexit, label %34

34:                                               ; preds = %29
  %35 = mul nsw i32 %4, 7
  %36 = srem i32 %35, 10
  %37 = icmp eq i32 %36, 0
  %38 = icmp eq i32 %36, %5
  %or.cond.6 = select i1 %37, i1 true, i1 %38
  br i1 %or.cond.6, label %.loopexit, label %39

39:                                               ; preds = %34
  %40 = shl nsw i32 %4, 3
  %41 = srem i32 %40, 10
  %42 = icmp eq i32 %41, 0
  %43 = icmp eq i32 %41, %5
  %or.cond.7 = select i1 %42, i1 true, i1 %43
  br i1 %or.cond.7, label %.loopexit, label %44

44:                                               ; preds = %39
  %45 = mul nsw i32 %4, 9
  %46 = srem i32 %45, 10
  %47 = icmp eq i32 %46, 0
  %48 = icmp eq i32 %46, %5
  %or.cond.8 = select i1 %47, i1 true, i1 %48
  %spec.select = select i1 %or.cond.8, i32 9, i32 10
  br label %.loopexit

.loopexit:                                        ; preds = %44, %0, %9, %14, %19, %24, %29, %34, %39
  %.0812.lcssa = phi i32 [ 1, %0 ], [ 2, %9 ], [ 3, %14 ], [ 4, %19 ], [ 5, %24 ], [ 6, %29 ], [ 7, %34 ], [ 8, %39 ], [ %spec.select, %44 ]
  %49 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %.0812.lcssa)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #3
  call void @llvm.lifetime.end.p0(i64 4, 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass