Use reverse function on deque : deque reverse « deque « C++ Tutorial

1. C++ Tutorial
2. deque
3. deque reverse

#include <iostream>
#include <cassert>
#include <string>
#include <deque>
#include <algorithm> // for reverse
using namespace std;

int main()
{
  string s("abcdef");


  deque<char> deque1(s.begin(), s.end());

  deque<char>::iterator i;

  for (i = deque1.begin(); i != deque1.end(); ++i)
    cout << *i;

  cout << "\n\n\n";

  reverse(deque1.begin(), deque1.end());

  for (i = deque1.begin(); i != deque1.end(); ++i)
    cout << *i;

  return 0;
}

abcdef


fedcba"