Y \ X
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
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
11600
11599
11598
11597
11596
11595
11594
11593
11592
11591
11590
11589
11588
11587
11586
11585
11584
11583
11582
11581
11580