Y \ X
960
961
962
963
964
965
966
967
968
969
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
12320
12319
12318
12317
12316
12315
12314
12313
12312
12311
12310
12309
12308
12307
12306
12305
12304
12303
12302
12301
12300