Y \ X
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
4470
4469
4468
4467
4466
4465
4464
4463
4462
4461
4460
4459
4458
4457
4456
4455
4454
4453
4452
4451
4450