Y \ X
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
5860
5859
5858
5857
5856
5855
5854
5853
5852
5851
5850
5849
5848
5847
5846
5845
5844
5843
5842
5841
5840