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
7170
7169
7168
7167
7166
7165
7164
7163
7162
7161
7160
7159
7158
7157
7156
7155
7154
7153
7152
7151
7150