Y \ X
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
9710
9709
9708
9707
9706
9705
9704
9703
9702
9701
9700
9699
9698
9697
9696
9695
9694
9693
9692
9691
9690