Ej10Chapter20C++

#include <iostream>

int main(void)
{
    std::string s1("Hola");
    std::string s2("HolaMundo");

    std::cout << s1.compare(0, 4, s2, 0, 5) << std::endl;
    std::cout << s2.compare(0, 4, s1) << std::endl;
    std::cout << s2.compare(0, 5, s1.c_str()) << std::endl;

    return EXIT_SUCCESS;
}