Y \ X
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
3650
3649
3648
3647
3646
3645
3644
3643
3642
3641
3640
3639
3638
3637
3636
3635
3634
3633
3632
3631
3630