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
15690
15689
15688
15687
15686
15685
15684
15683
15682
15681
15680
15679
15678
15677
15676
15675
15674
15673
15672
15671
15670