加文

#include <iostream>
#include <deque>
#include <algorithm>
#include <iterator>
using namespace std;

int main ()
{
    deque<int> d(5);
    for ( int i=0; i<5; i++ )
        d[i] = i*2;

    copy(d.begin(),d.end(),
            ostream_iterator<int>(cout," "));
    cout << endl;

    d.resize(7,100);
    copy(d.begin(),d.end(),
            ostream_iterator<int>(cout," "));
    cout << endl;
    d.resize(4);
    copy(d.begin(),d.end(),
            ostream_iterator<int>(cout," "));
    cout << endl;
    getchar();
    return 0;
}