###44. Wildcard Matching 题目: 难度: Hard 做完Regular Expression Matching来做的这道题,按照DP思路run一下是超时,感觉是开心的,至少暂时没有报错了,有待优化,应该在dp的同时在贪心一下么。 超时代码 ``` class Solution(object): def isMatch(self, s, p): """ :type s: str :type p: str :rtype: bool """ m, n = len(s), len(p) dp = [ [0 for i in xrange(n+1)] for j in xrange(m+1)] dp[0][0] = 1 # init the first line for i in xrange(1,n+1): if p[i-1] == '*': dp[0][i] = dp[0][i-1] for i in xrange(1,m+1): for j in xrange(1,n+1): if p[j-1] == s[i-1] or p[j-1] == '?': dp[i][j] = dp[i-1][j-1] elif p[j-1] == '*': dp[i][j] = dp[i][j-1] or dp[i-1][j] return dp[m][n] == 1 ```