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
4800
4799
4798
4797
4796
4795
4794
4793
4792
4791
4790
4789
4788
4787
4786
4785
4784
4783
4782
4781
4780