T7 - zad.4.

#include <iostream>
#include <iterator>
#include <algorithm>

std::string f(std::string &s)
{
    std::string novi="";
    std::remove_copy(s.rbegin(), s.rend(), std::back_inserter(novi), ' ');
    return novi;
}

int main()
{
    std::cout<<"Unesi recenicu: ";
    std::string recenica;
    std::getline(std::cin, recenica);
    std::string nova(f(recenica));

    for(int i=0; i<nova.length(); i++)
        std::cout<<nova[i];

    return 0;
}