2018年12月9日
114th LeetCode Weekly Contest Array of Doubled Pairs
摘要： Given an array of integers A with even length, return true if and only if it is possible to reorder it such that A[2 * i + 1] = 2 * A[2 * i]for every  阅读全文
posted @ 2018-12-09 19:32 樱花落舞 阅读(195) 评论(0) 推荐(0)