Y \ X
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
2850
2849
2848
2847
2846
2845
2844
2843
2842
2841
2840
2839
2838
2837
2836
2835
2834
2833
2832
2831
2830