Y \ X
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
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
9500
9499
9498
9497
9496
9495
9494
9493
9492
9491
9490
9489
9488
9487
9486
9485
9484
9483
9482
9481
9480