Leetcode||44. Wildcard Matching
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Implement wildcard pattern matching with support for '?'
and '*'
.
'?' Matches any single character.'*' Matches any sequence of characters (including the empty sequence).The matching should cover the entire input string (not partial).The function prototype should be:bool isMatch(const char *s, const char *p)Some examples:isMatch("aa","a") → falseisMatch("aa","aa") → trueisMatch("aaa","aa") → falseisMatch("aa", "*") → trueisMatch("aa", "a*") → trueisMatch("ab", "?*") → trueisMatch("aab", "c*a*b") → false
一个动态规划的做法,两组str,对比匹配。class Solution(object): def isMatch(self, s, p): """ :type s: str :type p: str :rtype: bool """ i = 0 j = 0 s_star = 0 star = -1 while i < len(s): if j < len(p) and (s[i] == p[j] or p[j] == '?'): i += 1 j += 1 elif j < len(p) and p[j] == '*': star = j j += 1 s_star = i elif star != -1: j = star + 1 s_star += 1 i = s_star else: return False while j < len(p) and p[j] == '*': j += 1 if j == len(p): return True pass return False
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