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
12630
12629
12628
12627
12626
12625
12624
12623
12622
12621
12620
12619
12618
12617
12616
12615
12614
12613
12612
12611
12610