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27 lines
810 B
HTML
27 lines
810 B
HTML
给你一个字符串数组 <code>words</code> ，请你找出所有在 <code>words</code> 的每个字符串中都出现的共用字符（ <strong>包括重复字符</strong>），并以数组形式返回。你可以按 <strong>任意顺序</strong> 返回答案。
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<p> </p>
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<p><strong>示例 1：</strong></p>
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<pre>
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<strong>输入：</strong>words = ["bella","label","roller"]
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<strong>输出：</strong>["e","l","l"]
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</pre>
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<p><strong>示例 2：</strong></p>
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<pre>
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<strong>输入：</strong>words = ["cool","lock","cook"]
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<strong>输出：</strong>["c","o"]
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</pre>
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<p> </p>
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<p><strong>提示：</strong></p>
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<ul>
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<li><code>1 <= words.length <= 100</code></li>
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<li><code>1 <= words[i].length <= 100</code></li>
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<li><code>words[i]</code> 由小写英文字母组成</li>
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</ul>
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