摘要： Search a 2D MatrixWrite an efficient algorithm that searches for a value in anmxnmatrix. This matrix has the following properties:Integers in each row... 阅读全文

摘要： Longest Common PrefixWrite a function to find the longest common prefix string amongst an array of strings.解法一：思路：设置一个位数记录器num，遍历所有字符串的第num位。如果都相同，则nu... 阅读全文