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
15510
15509
15508
15507
15506
15505
15504
15503
15502
15501
15500
15499
15498
15497
15496
15495
15494
15493
15492
15491
15490