Y \ X
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
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
12930
12929
12928
12927
12926
12925
12924
12923
12922
12921
12920
12919
12918
12917
12916
12915
12914
12913
12912
12911
12910