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