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
13960
13959
13958
13957
13956
13955
13954
13953
13952
13951
13950
13949
13948
13947
13946
13945
13944
13943
13942
13941
13940