// unordered_set::insert#include <iostream>#include <string>#include <array>#include <unordered_set>intmain () { std::unordered_set<std::string> myset = {"yellow","green","blue"}; std::array<std::string,2> myarray = {"black","white"}; std::string mystring ="red"; myset.ins...
uset.insert(20); uset.insert(30); // 打印 unordered_set 中的元素 std::cout << "Elements in uset: "; for (int elem : uset) { std::cout << elem << " "; } std::cout << std::endl; // 查找元素 auto it = uset.find(20); if (it != uset.end()) { std::cout <<...
std::pair<iterator, bool> insert(const value_type& val); iterator insert(iterator where, const value_type& val); template<class InIt> void insert(InIt first, InIt last); template<class ValTy> pair<iterator, bool> insert(ValTy&& val); template<class ValTy> iterator insert(const_iterator ...
将元素添加到 concurrent_unordered_set 对象。复制 std::pair<iterator, bool> insert( const value_type& _Value ); iterator insert( const_iterator _Where, const value_type& _Value ); template< class _Iterator > void insert( _Iterator_First, _Iterator_Last ); template< class _Valty > std...
问C++ unordered_set<insert function>返回值EN关于哈希表的两种实现方法：闭散列、开散列 已经在上一篇...
#include<unordered_set>#include<iostream>typedefstd::unordered_set<char> Myset;intmain(){ Myset c1; c1.insert('a'); c1.insert('b'); c1.insert('c');// display contents " [c] [b] [a]"for(Myset::const_iterator it = c1.begin(); it != c1.end(); ++it)std::cout<<" ...
1//C++ program to illustrate the2//unordered_set::equal_range function3#include <iostream>4#include <unordered_set>5usingnamespacestd;6intmain() {7//declaration8unordered_set<int>sample;910//Insert some values11sample.insert({20,30,40});1213//Test the equal_range function14//for a given...
unordered_set::insert unordered_set::find unordered_set::erase 1. 2. 3. 这个unorder暗示着,这两个头文件中类的底层实现---Hash。 也是因为如此,你才可以在声明这些unordered模版类的时候,传入一个自定义的哈希函数,准确的说是哈希函数子(hash function object)。 单向...
voidinsert(InputIt first, InputIt last); (5)(since C++11) voidinsert(std::initializer_list<value_type>ilist); (6)(since C++11) insert_return_type insert(node_type&&nh); (7)(since C++17) iterator insert(const_iterator hint, node_type&&nh); ...
#include <iostream>#include <unordered_set>int main() {std::unordered_set<int> mySet;// 检查集合是否为空if (mySet.empty()) {std::cout << "集合为空" << std::endl;} else {std::cout << "集合不为空" << std::endl;}// 添加元素到集合mySet.insert(1);mySet.insert(2);mySet....