leetcode: Substring with Concatenation of All Words
http://oj.leetcode.com/problems/substring-with-concatenation-of-all-words/ 思路： L里每個單詞長度一樣，寫循環就方便了很多。先初始化一個map，統計L里每個單詞出現的次數。每次循環如果某個單詞沒出 ...
原文：LeetCode 30 Substring with Concatenation of All Words
You are given a string,s, and a list of words,words, that are all of the same length. Find all starting indices of substring s insthat is a concatenation of each word inwordsexactly once and without a ...
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