; LLVM IR from DionysiosB/CodeForces :: 1200-1299 (1207A-ThereAreTwoTypesOfBurgers)

; 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 [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 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
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  %15 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %16

16:                                               ; preds = %83, %0
  %17 = load i64, ptr %2, align 8, !tbaa !5
  %18 = add nsw i64 %17, -1
  store i64 %18, ptr %2, align 8, !tbaa !5
  %19 = icmp ne i64 %17, 0
  br i1 %19, label %20, label %94

20:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %21 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4, ptr noundef %5)
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.2, ptr noundef %6, ptr noundef %7)
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %23 = load i64, ptr %6, align 8, !tbaa !5
  %24 = load i64, ptr %7, align 8, !tbaa !5
  %25 = icmp sgt i64 %23, %24
  br i1 %25, label %26, label %28

26:                                               ; preds = %20
  %27 = load i64, ptr %4, align 8, !tbaa !5
  br label %30

28:                                               ; preds = %20
  %29 = load i64, ptr %5, align 8, !tbaa !5
  br label %30

30:                                               ; preds = %28, %26
  %31 = phi i64 [ %27, %26 ], [ %29, %28 ]
  store i64 %31, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  %32 = load i64, ptr %6, align 8, !tbaa !5
  %33 = load i64, ptr %7, align 8, !tbaa !5
  %34 = icmp sgt i64 %32, %33
  br i1 %34, label %35, label %37

35:                                               ; preds = %30
  %36 = load i64, ptr %6, align 8, !tbaa !5
  br label %39

37:                                               ; preds = %30
  %38 = load i64, ptr %7, align 8, !tbaa !5
  br label %39

39:                                               ; preds = %37, %35
  %40 = phi i64 [ %36, %35 ], [ %38, %37 ]
  store i64 %40, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %41 = load i64, ptr %6, align 8, !tbaa !5
  %42 = load i64, ptr %7, align 8, !tbaa !5
  %43 = icmp slt i64 %41, %42
  br i1 %43, label %44, label %46

44:                                               ; preds = %39
  %45 = load i64, ptr %4, align 8, !tbaa !5
  br label %48

46:                                               ; preds = %39
  %47 = load i64, ptr %5, align 8, !tbaa !5
  br label %48

48:                                               ; preds = %46, %44
  %49 = phi i64 [ %45, %44 ], [ %47, %46 ]
  store i64 %49, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  %50 = load i64, ptr %6, align 8, !tbaa !5
  %51 = load i64, ptr %7, align 8, !tbaa !5
  %52 = icmp slt i64 %50, %51
  br i1 %52, label %53, label %55

53:                                               ; preds = %48
  %54 = load i64, ptr %6, align 8, !tbaa !5
  br label %57

55:                                               ; preds = %48
  %56 = load i64, ptr %7, align 8, !tbaa !5
  br label %57

57:                                               ; preds = %55, %53
  %58 = phi i64 [ %54, %53 ], [ %56, %55 ]
  store i64 %58, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #3
  %59 = load i64, ptr %3, align 8, !tbaa !5
  %60 = load i64, ptr %8, align 8, !tbaa !5
  %61 = mul nsw i64 2, %60
  %62 = icmp sgt i64 %59, %61
  br i1 %62, label %63, label %65

63:                                               ; preds = %57
  %64 = load i64, ptr %8, align 8, !tbaa !5
  br label %68

65:                                               ; preds = %57
  %66 = load i64, ptr %3, align 8, !tbaa !5
  %67 = sdiv i64 %66, 2
  br label %68

68:                                               ; preds = %65, %63
  %69 = phi i64 [ %64, %63 ], [ %67, %65 ]
  store i64 %69, ptr %12, align 8, !tbaa !5
  %70 = load i64, ptr %12, align 8, !tbaa !5
  %71 = mul nsw i64 2, %70
  %72 = load i64, ptr %3, align 8, !tbaa !5
  %73 = sub nsw i64 %72, %71
  store i64 %73, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #3
  %74 = load i64, ptr %3, align 8, !tbaa !5
  %75 = load i64, ptr %10, align 8, !tbaa !5
  %76 = mul nsw i64 2, %75
  %77 = icmp sgt i64 %74, %76
  br i1 %77, label %78, label %80

78:                                               ; preds = %68
  %79 = load i64, ptr %10, align 8, !tbaa !5
  br label %83

80:                                               ; preds = %68
  %81 = load i64, ptr %3, align 8, !tbaa !5
  %82 = sdiv i64 %81, 2
  br label %83

83:                                               ; preds = %80, %78
  %84 = phi i64 [ %79, %78 ], [ %82, %80 ]
  store i64 %84, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  %85 = load i64, ptr %12, align 8, !tbaa !5
  %86 = load i64, ptr %9, align 8, !tbaa !5
  %87 = mul nsw i64 %85, %86
  %88 = load i64, ptr %13, align 8, !tbaa !5
  %89 = load i64, ptr %11, align 8, !tbaa !5
  %90 = mul nsw i64 %88, %89
  %91 = add nsw i64 %87, %90
  store i64 %91, ptr %14, align 8, !tbaa !5
  %92 = load i64, ptr %14, align 8, !tbaa !5
  %93 = call i32 (ptr, ...) @printf(ptr noundef @.str.3, i64 noundef %92)
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  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
  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
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  br label %16, !llvm.loop !9

94:                                               ; preds = %16
  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 @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"}


; 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 [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [12 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [5 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
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %8 = load i64, ptr %1, align 8, !tbaa !5
  %9 = add nsw i64 %8, -1
  store i64 %9, ptr %1, align 8, !tbaa !5
  %.not11 = icmp eq i64 %8, 0
  br i1 %.not11, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %10 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %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
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.2, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %12 = load i64, ptr %5, align 8
  %13 = load i64, ptr %6, align 8
  %14 = icmp sgt i64 %12, %13
  %15 = load i64, ptr %3, align 8
  %16 = load i64, ptr %4, align 8
  %17 = select i1 %14, i64 %15, i64 %16
  %18 = call i64 @llvm.smax.i64(i64 %12, i64 %13)
  %19 = icmp slt i64 %12, %13
  %20 = select i1 %19, i64 %15, i64 %16
  %21 = call i64 @llvm.smin.i64(i64 %12, i64 %13)
  %22 = load i64, ptr %2, align 8, !tbaa !5
  %23 = shl nsw i64 %17, 1
  %24 = icmp sgt i64 %22, %23
  %25 = sdiv i64 %22, 2
  %26 = select i1 %24, i64 %17, i64 %25
  %27 = shl nsw i64 %26, 1
  %28 = sub nsw i64 %22, %27
  store i64 %28, ptr %2, align 8, !tbaa !5
  %29 = shl nsw i64 %20, 1
  %30 = icmp sgt i64 %28, %29
  %31 = sdiv i64 %28, 2
  %32 = select i1 %30, i64 %20, i64 %31
  %33 = mul nsw i64 %26, %18
  %34 = mul nsw i64 %32, %21
  %35 = add nsw i64 %34, %33
  %36 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.3, i64 noundef %35)
  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
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  %37 = load i64, ptr %1, align 8, !tbaa !5
  %38 = add nsw i64 %37, -1
  store i64 %38, ptr %1, 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 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 @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.smax.i64(i64, i64) #3

; 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", !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