Y \ X
5540
5541
5542
5543
5544
5545
5546
5547
5548
5549
5550
5551
5552
5553
5554
5555
5556
5557
5558
5559
5560
5561
5562
5563
5564
5565
5566
5567
5568
5569
5570
5571
5572
5573
5574
5575
5576
5577
5578
5579
5580
10880
10879
10878
10877
10876
10875
10874
10873
10872
10871
10870
10869
10868
10867
10866
10865
10864
10863
10862
10861
10860