Y \ X
950
951
952
953
954
955
956
957
958
959
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
3580
3579
3578
3577
3576
3575
3574
3573
3572
3571
3570
3569
3568
3567
3566
3565
3564
3563
3562
3561
3560