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
4780
4779
4778
4777
4776
4775
4774
4773
4772
4771
4770
4769
4768
4767
4766
4765
4764
4763
4762
4761
4760