mirror of
https://gitee.com/coder-xiaomo/leetcode-problemset
synced 2025-09-13 11:21:42 +08:00
add leetcode problem-cn part2
This commit is contained in:
20
算法题(国内版)/problem (Chinese)/判定字符是否唯一 [is-unique-lcci].html
Normal file
20
算法题(国内版)/problem (Chinese)/判定字符是否唯一 [is-unique-lcci].html
Normal file
@@ -0,0 +1,20 @@
|
||||
<p>实现一个算法,确定一个字符串 <code>s</code> 的所有字符是否全都不同。</p>
|
||||
|
||||
<p><strong>示例 1:</strong></p>
|
||||
|
||||
<pre><strong>输入:</strong> <code>s</code> = "leetcode"
|
||||
<strong>输出:</strong> false
|
||||
</pre>
|
||||
|
||||
<p><strong>示例 2:</strong></p>
|
||||
|
||||
<pre><strong>输入:</strong> <code>s</code> = "abc"
|
||||
<strong>输出:</strong> true
|
||||
</pre>
|
||||
|
||||
<p><strong>限制:</strong></p>
|
||||
<ul>
|
||||
<li><code>0 <= len(s) <= 100 </code></li>
|
||||
<li>如果你不使用额外的数据结构,会很加分。</li>
|
||||
</ul>
|
||||
|
Reference in New Issue
Block a user