Y \ X
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
11560
11559
11558
11557
11556
11555
11554
11553
11552
11551
11550
11549
11548
11547
11546
11545
11544
11543
11542
11541
11540