Y \ X
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
9980
9979
9978
9977
9976
9975
9974
9973
9972
9971
9970
9969
9968
9967
9966
9965
9964
9963
9962
9961
9960