10,15,14
12,17,9,11,2
3,13,4,1,2,11
4,2,17,16,15
3,11,10,7
13,16,7,15,12
7,5,4
回避
11,5
1,9,16,(8)
2,13,12,15
10,14,(6)
16,13,11,(3,4,10)