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18 lines
339 B
HTML
18 lines
339 B
HTML
<p>括号。设计一种算法，打印n对括号的所有合法的（例如，开闭一一对应）组合。</p>
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<p>说明：解集不能包含重复的子集。</p>
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<p><strong>示例：</strong></p>
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<pre>
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<strong>输入：</strong>n = 3
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<strong>输出：</strong>
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[
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"((()))",
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"(()())",
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"(())()",
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"()(())",
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"()()()"
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]
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</pre>
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