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
11550
11549
11548
11547
11546
11545
11544
11543
11542
11541
11540
11539
11538
11537
11536
11535
11534
11533
11532
11531
11530