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
3670
3669
3668
3667
3666
3665
3664
3663
3662
3661
3660
3659
3658
3657
3656
3655
3654
3653
3652
3651
3650