Y \ X
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
11790
11789
11788
11787
11786
11785
11784
11783
11782
11781
11780
11779
11778
11777
11776
11775
11774
11773
11772
11771
11770