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
2670
2669
2668
2667
2666
2665
2664
2663
2662
2661
2660
2659
2658
2657
2656
2655
2654
2653
2652
2651
2650