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
12950
12949
12948
12947
12946
12945
12944
12943
12942
12941
12940
12939
12938
12937
12936
12935
12934
12933
12932
12931
12930