unordered_set初始化
时间: 2023-10-15 13:22:55 浏览: 51
unordered_set的初始化有几种方式。首先,你可以直接在声明时初始化一个空的unordered_set,如下所示:unordered_set<int> set; 。你也可以使用花括号初始化列表来初始化unordered_set并添加元素,如下所示:unordered_set<int> set={2,4,8}; 。另外,你还可以使用拷贝构造函数来初始化unordered_set,如下所示:unordered_set<int> set2(set); 。这些都是初始化unordered_set的常见方法。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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- *1* *2* [C++常用语法——unordered_set](https://blog.csdn.net/LiuXF93/article/details/120899401)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
- *3* [哈希集合(unordered_set)](https://blog.csdn.net/weixin_43811173/article/details/125104302)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_1"}}] [.reference_item style="max-width: 50%"]
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