; LLVM IR from DionysiosB/CodeForces :: 0200-0299 (215D-HotDays)

; 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 [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 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 i64, align 8
  %9 = alloca i64, align 8
  %10 = 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
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store i64 0, ptr %4, align 8, !tbaa !5
  br label %12

12:                                               ; preds = %52, %0
  %13 = load i64, ptr %2, align 8, !tbaa !5
  %14 = add nsw i64 %13, -1
  store i64 %14, ptr %2, align 8, !tbaa !5
  %15 = icmp ne i64 %13, 0
  br i1 %15, label %16, label %56

16:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %17 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %5, ptr noundef %6, ptr noundef %7, ptr noundef %8)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %18 = load i64, ptr %8, align 8, !tbaa !5
  %19 = load i64, ptr %3, align 8, !tbaa !5
  %20 = load i64, ptr %7, align 8, !tbaa !5
  %21 = mul nsw i64 %19, %20
  %22 = load i64, ptr %5, align 8, !tbaa !5
  %23 = load i64, ptr %3, align 8, !tbaa !5
  %24 = add nsw i64 %22, %23
  %25 = load i64, ptr %6, align 8, !tbaa !5
  %26 = icmp sgt i64 %24, %25
  %27 = zext i1 %26 to i64
  %28 = mul nsw i64 %21, %27
  %29 = add nsw i64 %18, %28
  store i64 %29, ptr %9, align 8, !tbaa !5
  %30 = load i64, ptr %5, align 8, !tbaa !5
  %31 = load i64, ptr %6, align 8, !tbaa !5
  %32 = icmp slt i64 %30, %31
  br i1 %32, label %33, label %52

33:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %34 = load i64, ptr %8, align 8, !tbaa !5
  %35 = load i64, ptr %3, align 8, !tbaa !5
  %36 = sub nsw i64 %35, 1
  %37 = load i64, ptr %6, align 8, !tbaa !5
  %38 = load i64, ptr %5, align 8, !tbaa !5
  %39 = sub nsw i64 %37, %38
  %40 = sdiv i64 %36, %39
  %41 = add nsw i64 %40, 1
  %42 = mul nsw i64 %34, %41
  store i64 %42, ptr %10, align 8, !tbaa !5
  %43 = load i64, ptr %9, align 8, !tbaa !5
  %44 = load i64, ptr %10, align 8, !tbaa !5
  %45 = icmp slt i64 %43, %44
  br i1 %45, label %46, label %48

46:                                               ; preds = %33
  %47 = load i64, ptr %9, align 8, !tbaa !5
  br label %50

48:                                               ; preds = %33
  %49 = load i64, ptr %10, align 8, !tbaa !5
  br label %50

50:                                               ; preds = %48, %46
  %51 = phi i64 [ %47, %46 ], [ %49, %48 ]
  store i64 %51, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  br label %52

52:                                               ; preds = %50, %16
  %53 = load i64, ptr %9, align 8, !tbaa !5
  %54 = load i64, ptr %4, align 8, !tbaa !5
  %55 = add nsw i64 %54, %53
  store i64 %55, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  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
  br label %12, !llvm.loop !9

56:                                               ; preds = %12
  %57 = load i64, ptr %4, align 8, !tbaa !5
  %58 = call i32 (ptr, ...) @printf(ptr noundef @.str.2, i64 noundef %57)
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  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

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

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

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 [10 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 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
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = 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
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %8 = load i64, ptr %1, align 8, !tbaa !5
  %9 = add nsw i64 %8, -1
  store i64 %9, ptr %1, align 8, !tbaa !5
  %.not10 = icmp eq i64 %8, 0
  br i1 %.not10, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %29
  %.011 = phi i64 [ %30, %29 ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %11 = load i64, ptr %6, align 8, !tbaa !5
  %12 = load i64, ptr %2, align 8, !tbaa !5
  %13 = load i64, ptr %5, align 8, !tbaa !5
  %14 = mul nsw i64 %13, %12
  %15 = load i64, ptr %3, align 8, !tbaa !5
  %16 = add nsw i64 %15, %12
  %17 = load i64, ptr %4, align 8, !tbaa !5
  %18 = icmp sgt i64 %16, %17
  %19 = select i1 %18, i64 %14, i64 0
  %20 = add nsw i64 %19, %11
  %21 = icmp slt i64 %15, %17
  br i1 %21, label %22, label %29

22:                                               ; preds = %.lr.ph
  %23 = add nsw i64 %12, -1
  %24 = sub nsw i64 %17, %15
  %25 = sdiv i64 %23, %24
  %26 = add nsw i64 %25, 1
  %27 = mul nsw i64 %26, %11
  %28 = call i64 @llvm.smin.i64(i64 %20, i64 %27)
  br label %29

29:                                               ; preds = %22, %.lr.ph
  %.07 = phi i64 [ %28, %22 ], [ %20, %.lr.ph ]
  %30 = add nsw i64 %.07, %.011
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  %31 = load i64, ptr %1, align 8, !tbaa !5
  %32 = add nsw i64 %31, -1
  store i64 %32, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %31, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %29, %0
  %.0.lcssa = phi i64 [ 0, %0 ], [ %30, %29 ]
  %33 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, i64 noundef %.0.lcssa)
  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) #1

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.smin.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,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass