; LLVM IR from DionysiosB/CodeForces :: 0200-0299 (271C-Secret)

; 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 [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 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
  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
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  %7 = load i64, ptr %2, align 8, !tbaa !5
  %8 = load i64, ptr %3, align 8, !tbaa !5
  %9 = mul nsw i64 3, %8
  %10 = icmp slt i64 %7, %9
  br i1 %10, label %11, label %13

11:                                               ; preds = %0
  %12 = call i32 @puts(ptr noundef @.str.1)
  br label %47

13:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %14

14:                                               ; preds = %26, %13
  %15 = load i64, ptr %4, align 8, !tbaa !5
  %16 = load i64, ptr %3, align 8, !tbaa !5
  %17 = icmp slt i64 %15, %16
  br i1 %17, label %19, label %18

18:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  br label %29

19:                                               ; preds = %14
  %20 = load i64, ptr %4, align 8, !tbaa !5
  %21 = add nsw i64 %20, 1
  %22 = load i64, ptr %3, align 8, !tbaa !5
  %23 = srem i64 %21, %22
  %24 = add nsw i64 1, %23
  %25 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %24)
  br label %26

26:                                               ; preds = %19
  %27 = load i64, ptr %4, align 8, !tbaa !5
  %28 = add nsw i64 %27, 1
  store i64 %28, ptr %4, align 8, !tbaa !5
  br label %14, !llvm.loop !9

29:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %30 = load i64, ptr %3, align 8, !tbaa !5
  store i64 %30, ptr %5, align 8, !tbaa !5
  br label %31

31:                                               ; preds = %42, %29
  %32 = load i64, ptr %5, align 8, !tbaa !5
  %33 = load i64, ptr %2, align 8, !tbaa !5
  %34 = icmp slt i64 %32, %33
  br i1 %34, label %36, label %35

35:                                               ; preds = %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  br label %45

36:                                               ; preds = %31
  %37 = load i64, ptr %5, align 8, !tbaa !5
  %38 = load i64, ptr %3, align 8, !tbaa !5
  %39 = srem i64 %37, %38
  %40 = add nsw i64 1, %39
  %41 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %40)
  br label %42

42:                                               ; preds = %36
  %43 = load i64, ptr %5, align 8, !tbaa !5
  %44 = add nsw i64 %43, 1
  store i64 %44, ptr %5, align 8, !tbaa !5
  br label %31, !llvm.loop !11

45:                                               ; preds = %35
  %46 = call i32 @puts(ptr noundef @.str.3)
  br label %47

47:                                               ; preds = %45, %11
  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 @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", !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}


; 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 [9 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 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 = load i64, ptr %2, align 8, !tbaa !5
  %6 = mul nsw i64 %5, 3
  %7 = icmp slt i64 %4, %6
  br i1 %7, label %._crit_edge, label %.preheader8

.preheader8:                                      ; preds = %0
  %8 = icmp sgt i64 %5, 0
  br i1 %8, label %.lr.ph, label %.preheader

.preheader.loopexit:                              ; preds = %.lr.ph
  %.pre = load i64, ptr %1, align 8, !tbaa !5
  br label %.preheader

.preheader:                                       ; preds = %.preheader.loopexit, %.preheader8
  %9 = phi i64 [ %4, %.preheader8 ], [ %.pre, %.preheader.loopexit ]
  %.lcssa = phi i64 [ %5, %.preheader8 ], [ %16, %.preheader.loopexit ]
  %10 = icmp slt i64 %.lcssa, %9
  br i1 %10, label %.lr.ph11, label %._crit_edge

.lr.ph:                                           ; preds = %.preheader8, %.lr.ph
  %11 = phi i64 [ %16, %.lr.ph ], [ %5, %.preheader8 ]
  %.069 = phi i64 [ %12, %.lr.ph ], [ 0, %.preheader8 ]
  %12 = add nuw nsw i64 %.069, 1
  %13 = srem i64 %12, %11
  %14 = add nuw nsw i64 %13, 1
  %15 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %14)
  %16 = load i64, ptr %2, align 8, !tbaa !5
  %17 = icmp slt i64 %12, %16
  br i1 %17, label %.lr.ph, label %.preheader.loopexit, !llvm.loop !9

.lr.ph11:                                         ; preds = %.preheader, %.lr.ph11
  %.010 = phi i64 [ %22, %.lr.ph11 ], [ %.lcssa, %.preheader ]
  %18 = load i64, ptr %2, align 8, !tbaa !5
  %19 = srem i64 %.010, %18
  %20 = add nsw i64 %19, 1
  %21 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %20)
  %22 = add nsw i64 %.010, 1
  %23 = load i64, ptr %1, align 8, !tbaa !5
  %24 = icmp slt i64 %22, %23
  br i1 %24, label %.lr.ph11, label %._crit_edge, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph11, %.preheader, %0
  %.str.3.sink = phi ptr [ @.str.1, %0 ], [ @.str.3, %.preheader ], [ @.str.3, %.lr.ph11 ]
  %25 = call i32 @puts(ptr noundef nonnull dereferenceable(1) %.str.3.sink)
  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 @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

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"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass