Y \ X
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
5010
5009
5008
5007
5006
5005
5004
5003
5002
5001
5000
4999
4998
4997
4996
4995
4994
4993
4992
4991
4990