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
3560
3559
3558
3557
3556
3555
3554
3553
3552
3551
3550
3549
3548
3547
3546
3545
3544
3543
3542
3541
3540