Y \ X
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
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
9900
9899
9898
9897
9896
9895
9894
9893
9892
9891
9890
9889
9888
9887
9886
9885
9884
9883
9882
9881
9880