1
2
1
111
4
1
3
4
99
100
961
Too many maximal sets of friends.
238
31
119
38
263
323
155
81
72
46
232
100
141
47
91
32
40
43
189
161
834
87
808
986
396
Too many maximal sets of friends.
387
701
487
887
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
Too many maximal sets of friends.
