class Solution(object):
def findRepeatedDnaSequences(self, s):
"""
:type s: str
:rtype: List[str]
"""
sequences=collections.defaultdict(int)
for i in range(len(s)-9):
sequences[s[i:i+10]]+=1
return [key for key,val in sequences.iteritems() if val>1]
LeetCode 187. Repeated DNA Sequences Description All DNA ...
题目：187. Repeated DNA Sequences［Medium]All DNA is composed...
这一题的看到的比较简单的python解法就是，将10个一组的字符用哈希表记起来，然后判断哈希表的值，代码如下：
看到检测有没有重复这种，我想了一下还是用了HashMap，其实可以优先用Set的，专门为这种情况设计的，分糖那题就...
题目来自leetcode All DNA is composed of a series of nucleotid...
问题 All DNA is composed of a series of nucleotides abbrevi...
https://leetcode-cn.com/problems/repeated-dna-sequences/ ...
Repeated DNA Sequences All DNA is composed of a series of...
问题描述 All DNA is composed of a series of nucleotides abbre...
本文标题：187. Repeated DNA Sequences
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