Y \ X
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
4790
4789
4788
4787
4786
4785
4784
4783
4782
4781
4780
4779
4778
4777
4776
4775
4774
4773
4772
4771
4770