https://leetcode-cn.com/problems/string-matching-in-an-array/
代码参考 & 解释，引用自：
https://leetcode-cn.com/problems/number-of-ways-to-paint-n-x-3-grid/solution/shu-xue-jie-jue-fei-chang-kuai-le-by-lindsaywong/
image.png
（图片来源https://leetcode-cn.com/problems/string-matching-in-an-array/
）
| 日期 | 是否一次通过 | comment |
|---|---|---|
| 2020-03-23 | 0 |
public List<String> stringMatching(String[] words) {
if(words == null || words.length < 1) {
return new ArrayList<>();
}
List<String> res = new ArrayList<>();
String allS = String.join(",", words);
for(String s : words) {
if(allS.indexOf(s) != allS.lastIndexOf(s)) {
res.add(s);
}
}
return res;
}
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