摘要: Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ...) which sum to n. Example 1: Example 2: 题目大意 阅读全文
posted @ 2019-05-12 23:16 小白兔云 阅读(129) 评论(0) 推荐(0) 编辑