Y \ X
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
9460
9459
9458
9457
9456
9455
9454
9453
9452
9451
9450
9449
9448
9447
9446
9445
9444
9443
9442
9441
9440