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
12050
12049
12048
12047
12046
12045
12044
12043
12042
12041
12040
12039
12038
12037
12036
12035
12034
12033
12032
12031
12030