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
8560
8559
8558
8557
8556
8555
8554
8553
8552
8551
8550
8549
8548
8547
8546
8545
8544
8543
8542
8541
8540