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
11900
11899
11898
11897
11896
11895
11894
11893
11892
11891
11890
11889
11888
11887
11886
11885
11884
11883
11882
11881
11880