Y \ X
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
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
9700
9699
9698
9697
9696
9695
9694
9693
9692
9691
9690
9689
9688
9687
9686
9685
9684
9683
9682
9681
9680