leetcode#28 Implement strStr()

1. 문제

• https://leetcode.com/problems/implement-strstr/
  

2. 나의 풀이

2-1. 문자열의 find 사용하기(1)

class Solution(object):
    def strStr(self, haystack, needle):
        """
        :type haystack: str
        :type needle: str
        :rtype: int
        """
        
        if needle in haystack:
        	return haystack.find(needle)
        return -1

2-2. 문자열의 find 사용하기(2)

class Solution(object):
    def strStr(self, haystack, needle):
        """
        :type haystack: str
        :type needle: str
        :rtype: int
        """
        
        # if needle in haystack:
        return haystack.find(needle)
        # return -1

파이썬 문자열 함수

• https://wikidocs.net/13#1find

3. 남의 풀이