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
7400
7399
7398
7397
7396
7395
7394
7393
7392
7391
7390
7389
7388
7387
7386
7385
7384
7383
7382
7381
7380