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
9910
9909
9908
9907
9906
9905
9904
9903
9902
9901
9900
9899
9898
9897
9896
9895
9894
9893
9892
9891
9890