; LLVM IR from DionysiosB/CodeForces :: 1400-1499 (1425H-HugeBoxesOfAnimalToys)

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

11:                                               ; preds = %74, %0
  %12 = load i64, ptr %2, align 8, !tbaa !5
  %13 = add nsw i64 %12, -1
  store i64 %13, ptr %2, align 8, !tbaa !5
  %14 = icmp ne i64 %12, 0
  br i1 %14, label %15, label %79

15:                                               ; preds = %11
  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
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %16 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4, ptr noundef %5, ptr noundef %6)
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #3
  %17 = load i64, ptr %3, align 8, !tbaa !5
  %18 = load i64, ptr %4, align 8, !tbaa !5
  %19 = add nsw i64 %17, %18
  %20 = srem i64 %19, 2
  %21 = icmp ne i64 %20, 0
  %22 = zext i1 %21 to i8
  store i8 %22, ptr %7, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #3
  %23 = load i64, ptr %4, align 8, !tbaa !5
  %24 = icmp sgt i64 %23, 0
  br i1 %24, label %28, label %25

25:                                               ; preds = %15
  %26 = load i64, ptr %5, align 8, !tbaa !5
  %27 = icmp sgt i64 %26, 0
  br label %28

28:                                               ; preds = %25, %15
  %29 = phi i1 [ true, %15 ], [ %27, %25 ]
  %30 = zext i1 %29 to i8
  store i8 %30, ptr %8, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #3
  %31 = load i64, ptr %3, align 8, !tbaa !5
  %32 = icmp sgt i64 %31, 0
  br i1 %32, label %36, label %33

33:                                               ; preds = %28
  %34 = load i64, ptr %6, align 8, !tbaa !5
  %35 = icmp sgt i64 %34, 0
  br label %36

36:                                               ; preds = %33, %28
  %37 = phi i1 [ true, %28 ], [ %35, %33 ]
  %38 = zext i1 %37 to i8
  store i8 %38, ptr %9, align 1, !tbaa !9
  %39 = load i8, ptr %7, align 1, !tbaa !9, !range !11, !noundef !12
  %40 = trunc i8 %39 to i1
  br i1 %40, label %41, label %44

41:                                               ; preds = %36
  %42 = load i8, ptr %9, align 1, !tbaa !9, !range !11, !noundef !12
  %43 = trunc i8 %42 to i1
  br label %44

44:                                               ; preds = %41, %36
  %45 = phi i1 [ false, %36 ], [ %43, %41 ]
  %46 = zext i1 %45 to i64
  %47 = select i1 %45, ptr @.str.2, ptr @.str.3
  %48 = call i32 (ptr, ...) @printf(ptr noundef %47)
  %49 = load i8, ptr %7, align 1, !tbaa !9, !range !11, !noundef !12
  %50 = trunc i8 %49 to i1
  br i1 %50, label %51, label %54

51:                                               ; preds = %44
  %52 = load i8, ptr %8, align 1, !tbaa !9, !range !11, !noundef !12
  %53 = trunc i8 %52 to i1
  br label %54

54:                                               ; preds = %51, %44
  %55 = phi i1 [ false, %44 ], [ %53, %51 ]
  %56 = zext i1 %55 to i64
  %57 = select i1 %55, ptr @.str.2, ptr @.str.3
  %58 = call i32 (ptr, ...) @printf(ptr noundef %57)
  %59 = load i8, ptr %7, align 1, !tbaa !9, !range !11, !noundef !12
  %60 = trunc i8 %59 to i1
  br i1 %60, label %64, label %61

61:                                               ; preds = %54
  %62 = load i8, ptr %8, align 1, !tbaa !9, !range !11, !noundef !12
  %63 = trunc i8 %62 to i1
  br label %64

64:                                               ; preds = %61, %54
  %65 = phi i1 [ false, %54 ], [ %63, %61 ]
  %66 = zext i1 %65 to i64
  %67 = select i1 %65, ptr @.str.2, ptr @.str.3
  %68 = call i32 (ptr, ...) @printf(ptr noundef %67)
  %69 = load i8, ptr %7, align 1, !tbaa !9, !range !11, !noundef !12
  %70 = trunc i8 %69 to i1
  br i1 %70, label %74, label %71

71:                                               ; preds = %64
  %72 = load i8, ptr %9, align 1, !tbaa !9, !range !11, !noundef !12
  %73 = trunc i8 %72 to i1
  br label %74

74:                                               ; preds = %71, %64
  %75 = phi i1 [ false, %64 ], [ %73, %71 ]
  %76 = zext i1 %75 to i64
  %77 = select i1 %75, ptr @.str.4, ptr @.str.5
  %78 = call i32 (ptr, ...) @printf(ptr noundef %77)
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 1, 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 %11, !llvm.loop !13

79:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  %80 = load i32, ptr %1, align 4
  ret i32 %80
}

; 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 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"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 [16 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [7 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
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #3
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %7 = load i64, ptr %1, align 8, !tbaa !5
  %8 = add nsw i64 %7, -1
  store i64 %8, ptr %1, align 8, !tbaa !5
  %.not10 = icmp eq i64 %7, 0
  br i1 %.not10, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %9 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5)
  %10 = load i64, ptr %2, align 8, !tbaa !5
  %11 = load i64, ptr %3, align 8, !tbaa !5
  %12 = add nsw i64 %11, %10
  %13 = and i64 %12, 1
  %14 = icmp ne i64 %13, 0
  %15 = icmp sgt i64 %11, 0
  %16 = load i64, ptr %4, align 8
  %17 = icmp sgt i64 %16, 0
  %18 = select i1 %15, i1 true, i1 %17
  %19 = icmp sgt i64 %10, 0
  %20 = load i64, ptr %5, align 8
  %21 = icmp sgt i64 %20, 0
  %22 = select i1 %19, i1 true, i1 %21
  %23 = select i1 %14, i1 %22, i1 false
  %24 = select i1 %23, ptr @.str.2, ptr @.str.3
  %25 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %24)
  %26 = select i1 %14, i1 %18, i1 false
  %27 = select i1 %26, ptr @.str.2, ptr @.str.3
  %28 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %27)
  %not. = xor i1 %14, true
  %29 = select i1 %not., i1 %18, i1 false
  %30 = select i1 %29, ptr @.str.2, ptr @.str.3
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %30)
  %32 = select i1 %not., i1 %22, i1 false
  %33 = select i1 %32, ptr @.str.4, ptr @.str.5
  %34 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %33)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  %35 = load i64, ptr %1, align 8, !tbaa !5
  %36 = add nsw i64 %35, -1
  store i64 %36, ptr %1, align 8, !tbaa !5
  %.not = icmp eq i64 %35, 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) #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 = !{!"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