Y \ X
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
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
3870
3869
3868
3867
3866
3865
3864
3863
3862
3861
3860
3859
3858
3857
3856
3855
3854
3853
3852
3851
3850