Y \ X
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
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
3760
3759
3758
3757
3756
3755
3754
3753
3752
3751
3750
3749
3748
3747
3746
3745
3744
3743
3742
3741
3740