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
4400
4399
4398
4397
4396
4395
4394
4393
4392
4391
4390
4389
4388
4387
4386
4385
4384
4383
4382
4381
4380