carloscn / carloscn/structstudy

leetcode1002:查找共用字符(find-common-characters)

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Lang-rust Level-easy 一般问题 字符串 查找
Dominant language
C
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Description

### 问题描述

给你一个字符串数组 words ,请你找出所有在 words 的每个字符串中都出现的共用字符( 包括重复字符),并以数组形式返回。你可以按 任意顺序 返回答案。
 

示例 1:

输入:words = ["bella","label","roller"]
输出:["e","l","l"]
示例 2:

输入:words = ["cool","lock","cook"]
输出:["c","o"]
 

提示:

1 <= words.length <= 100
1 <= words[i].length <= 100
words[i] 由小写英文字母组成

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/find-common-characters

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