#include <iostream>
    #include <deque>
    using namespace std;
    int main ()
    {
        unsigned int k;
        deque<int> DequeData;
        DequeData.push_back (50);
        DequeData.push_back (75);
        DequeData.push_back (90);
        for(deque<int> :: iterator iter = DequeData.begin(); iter != DequeData.end(); ++iter)
        {
        }
        DequeData.clear();
        DequeData.push_back (150);
        DequeData.push_back (175);
        for(deque<int> :: iterator iter = DequeData.begin(); iter != DequeData.end(); ++iter)
            cout << ' ' << *iter;
        cout << '\n';
        return 0;
    }