回复：回复：回复：回复：Problem 6

来源: 于 2009-07-28 10:07:10 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次
Choose a1, a2, …, a(n) such that a1+a2+…a(n) is not equal to b(n-1) or b(n).