20 lines
651 B
Markdown
20 lines
651 B
Markdown
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<p>输入一个字符串，打印出该字符串中字符的所有排列。</p>
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<p> </p>
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<p>你可以以任意顺序返回这个字符串数组，但里面不能有重复元素。</p>
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<p> </p>
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<p><strong>示例:</strong></p>
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<pre><strong>输入：</strong>s = "abc"
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<strong>输出：[</strong>"abc","acb","bac","bca","cab","cba"<strong>]</strong>
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</pre>
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<p> </p>
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<p><strong>限制：</strong></p>
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<p><code>1 <= s 的长度 <= 8</code></p>
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<div><div>Related Topics</div><div><li>回溯算法</li></div></div>\n<div><li>👍 327</li><li>👎 0</li></div>
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