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
4760
4759
4758
4757
4756
4755
4754
4753
4752
4751
4750
4749
4748
4747
4746
4745
4744
4743
4742
4741
4740