Y \ X
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
11800
11799
11798
11797
11796
11795
11794
11793
11792
11791
11790
11789
11788
11787
11786
11785
11784
11783
11782
11781
11780