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
8570
8569
8568
8567
8566
8565
8564
8563
8562
8561
8560
8559
8558
8557
8556
8555
8554
8553
8552
8551
8550