1. vector的使用
2. list的使用
3. deque的使用
4. set的使用
5. map的使用
6. multiset的使用
7. multimap的使用

#include <set>  
#include <iostream>  
using namespace std;  
  
int main()  
{  
    ///1. 初始化  
    multiset<int> num;  
    multiset<int>::iterator iter,beg,end;  
    cout << num.max_size() << endl;///multiset容纳上限  
    cout << endl;  
  
    ///2. 添加元素  
    for (int i = 0; i < 10; i++)  
        num.insert(i);  
    cout << num.size() << endl;  
    cout << endl;  
  
    ///3. 遍历  
    for (iter = num.begin(); iter != num.end(); iter++)  
        cout << *iter << " " ;  
    cout << endl;  
    cout << endl;  
  
    ///4. 查询  
  
    iter = num.find(1);  
    if (iter != num.end())  
        cout << *iter << endl;  
    else  
        cout << -1 << endl;  
  
    iter = num.find(99);  
    if (iter != num.end())  
        cout << *iter << endl;  
    else  
        cout << -1 << endl;  
    cout << endl;  
  
    beg=num.lower_bound(2);  
    end=num.upper_bound(7);  
    for (; beg != end; beg++)  
        cout << *beg << " " ;  
    cout << endl;  
  
    ///5. 删除  
    iter = num.find(1);  
    num.erase(iter);  
    cout << num.size() << endl;  
    for (iter = num.begin(); iter != num.end(); iter++)  
        cout << *iter << " " ;  
    cout << endl;  
    cout << endl;  
  
    ///6. 判空与清空  
    if (!num.empty())  
        num.clear();  
}