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
9770
9769
9768
9767
9766
9765
9764
9763
9762
9761
9760
9759
9758
9757
9756
9755
9754
9753
9752
9751
9750