摘要: Description The functionf(n, k) is defined by f(n, k) = 1k + 2k + 3k +...+nk. If you know the value of n and k, could you tell us t... 阅读全文
posted @ 2015-03-26 20:22 Herumw 阅读(150) 评论(0) 推荐(0)