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
7600
7599
7598
7597
7596
7595
7594
7593
7592
7591
7590
7589
7588
7587
7586
7585
7584
7583
7582
7581
7580