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
5360
5359
5358
5357
5356
5355
5354
5353
5352
5351
5350
5349
5348
5347
5346
5345
5344
5343
5342
5341
5340