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
13330
13329
13328
13327
13326
13325
13324
13323
13322
13321
13320
13319
13318
13317
13316
13315
13314
13313
13312
13311
13310