#include <map>
#include <string>
#include <iostream>
 
void pn() { std::cout << "poniedzialek\n"; }
void wt() { std::cout << "wtorek\n"; }

int main()
{
    typedef void(*fDay)();
    std::map<std::string, fDay> days;
    days["pn"] = pn;
    days["wt"] = wt;

    (days.find("wt")->second)();
}