摘要: 原题链接在这里:https://leetcode.com/problems/valid-perfect-square/ 题目: Given a positive integer num, write a function which returns True if num is a perfect 阅读全文
posted @ 2017-01-30 10:28 Dylan_Java_NYC 阅读(297) 评论(0) 推荐(0) 编辑