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
12560
12559
12558
12557
12556
12555
12554
12553
12552
12551
12550
12549
12548
12547
12546
12545
12544
12543
12542
12541
12540