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
12610
12609
12608
12607
12606
12605
12604
12603
12602
12601
12600
12599
12598
12597
12596
12595
12594
12593
12592
12591
12590