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
12550
12549
12548
12547
12546
12545
12544
12543
12542
12541
12540
12539
12538
12537
12536
12535
12534
12533
12532
12531
12530