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
12560
12559
12558
12557
12556
12555
12554
12553
12552
12551
12550
12549
12548
12547
12546
12545
12544
12543
12542
12541
12540