摘要: 题目:反转字符串 Write a function that takes a string as input and returns the string reversed. Example:Given s = "hello", return "olleh". 五种解法: 耗时56ms 耗时52ms 阅读全文
posted @ 2016-08-26 22:56 python挖掘 阅读(272) 评论(0) 推荐(0) 编辑