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
3600
3599
3598
3597
3596
3595
3594
3593
3592
3591
3590
3589
3588
3587
3586
3585
3584
3583
3582
3581
3580