Y \ X
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
15000
14999
14998
14997
14996
14995
14994
14993
14992
14991
14990
14989
14988
14987
14986
14985
14984
14983
14982
14981
14980