Y \ X
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
8900
8899
8898
8897
8896
8895
8894
8893
8892
8891
8890
8889
8888
8887
8886
8885
8884
8883
8882
8881
8880