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
7380
7379
7378
7377
7376
7375
7374
7373
7372
7371
7370
7369
7368
7367
7366
7365
7364
7363
7362
7361
7360