#include <iostream>

int main() {
    std::cout << "Hello world!" << std::endl;
    std::cout << "hello tout le monde " << std::endl;
    std::cout << "stay in touch !" << std::endl;
    std::cout << "see you tommorow" << std::endl;
    std::cout << "A plus !"<< std::endl;
    return 0;
}