#include <iostream>
#include <string>
#include <deque>
using std::deque;
using std::string;
using std::cout;
int main()
{
deque<string> dq{ "c++", "c", "assembly", "c#", "java" };
dq.pop_front();
dq.pop_back();
for (auto elem : dq) {
cout << elem << ' ';
}
cout << std::endl;
return 0;
}
/*
run:
c assembly c#
*/