Y \ X
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
7170
7169
7168
7167
7166
7165
7164
7163
7162
7161
7160
7159
7158
7157
7156
7155
7154
7153
7152
7151
7150