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
3790
3789
3788
3787
3786
3785
3784
3783
3782
3781
3780
3779
3778
3777
3776
3775
3774
3773
3772
3771
3770