Rotate String 看一个字符串B不是左旋后的A. 只需要把A复制一下, 然后看其中有没有B即可. Date September 23, 2019 Category Leetcode Comments No Comments
Most Common Word 就是一道普通的处理字符串返回非banned的最高频字符串的题. Date September 23, 2019 Category Leetcode Comments No Comments