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
740
739
738
737
736
735
734
733
732
731
730
729
728
727
726
725
724
723
722
721
720