S3 - zad.21

#include <iostream>
#include <string>

int main()
{
    std::cout<<"Unesite recenicu:" << std::endl;
    std::string recenica;
    std::getline(std::cin,recenica);

    std::string rijec="";
    bool nasao = false;

    for (int i=recenica.size()-1;i>=0; i--)
    {
        if(recenica[i]==' ')
        {
            if (nasao)
            {
               std::cout<<"Posljednja rijec je: ";
               for (int j=rijec.size()-1;j>=0; j--)
                std::cout<<rijec[j];
               break;
            }

        }

        else
        {
            nasao = true;
            rijec += recenica[i];
        }
    }


return 0;
}