摘要: 思路:原本需要算n次,依次算x^1,x^2,...,x^n,时间复杂度O(n),现在只需要算一半就行 链接:https://leetcode cn.com/problems/shu zhi de zheng shu ci fang lcof/solution/mian shi ti 16 shu z 阅读全文
posted @ 2020-04-16 21:29 程序员小宇 阅读(215) 评论(0) 推荐(0)
摘要: 解法1: 解法2: 链接:https://leetcode cn.com/problems/er jin zhi zhong 1de ge shu lcof/solution/mian shi ti 15 er jin zhi zhong 1de ge shu wei yun/ 阅读全文
posted @ 2020-04-16 20:43 程序员小宇 阅读(108) 评论(0) 推荐(0)