Vector assign

#include <vector>

#include <iostream>

using namespace std;

void main( )

{ 

        vector<int> v1, v2, v3;

        vector<int>::iterator iter;

        v1.push_back(10);

        v1.push_back(20);

        v1.push_back(30);

        v1.push_back(40);

        v1.push_back(50);

        cout << "v1 = " ;

        for (iter = v1.begin(); iter != v1.end(); iter++)

               cout << *iter << " ";

        cout << endl;

        v2.assign(v1.begin(), v1.end()); // 할당

        cout << "v2 = ";

        for (iter = v2.begin(); iter != v2.end(); iter++)

               cout << *iter << " ";

        cout << endl;

        v3.assign(7, 4); // 벡터의 크기, 원소의 값

        cout << "v3 = ";

        for (iter = v3.begin(); iter != v3.end(); iter++)

               cout << *iter << " ";

        cout << endl;

}