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
12530
12529
12528
12527
12526
12525
12524
12523
12522
12521
12520
12519
12518
12517
12516
12515
12514
12513
12512
12511
12510