Y \ X
7940
7941
7942
7943
7944
7945
7946
7947
7948
7949
7950
7951
7952
7953
7954
7955
7956
7957
7958
7959
7960
7961
7962
7963
7964
7965
7966
7967
7968
7969
7970
7971
7972
7973
7974
7975
7976
7977
7978
7979
7980
2870
2869
2868
2867
2866
2865
2864
2863
2862
2861
2860
2859
2858
2857
2856
2855
2854
2853
2852
2851
2850