Y \ X
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
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
10590
10589
10588
10587
10586
10585
10584
10583
10582
10581
10580
10579
10578
10577
10576
10575
10574
10573
10572
10571
10570