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
12850
12849
12848
12847
12846
12845
12844
12843
12842
12841
12840
12839
12838
12837
12836
12835
12834
12833
12832
12831
12830