C++ stlʹÓÃÖ®vectorµÄ»ù±¾Ê¹ÓúͱéÀú

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#include <iostream>
#include <vector>

using namespace std;

int main()
{
    cout << "c++ stl vector and iterator test!" << endl;
    cout << "increase number" << endl;
    vector<int> vec;
    vec.push_back(1);
    vec.push_back(2);
    vec.push_back(3);
    vec.push_back(4);
    vec.push_back(5);

    vector<int>::iterator iter;

    for(iter=vec.begin();iter!=vec.end();iter++){
        cout<<*iter<<endl;
    }

    cout << "decrease number" << endl;
    vec.pop_back();
    vec.pop_back();

    for(iter=vec.begin();iter!=vec.end();iter++){
        cout<<*iter<<endl;
    }

    return 0;
}

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