// https://github.com/pekempey/banana
#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
template<class T> int print(T a) { std::cout << a << ' '; }
int print_endline(int dummy) { std::cout << '\n'; }
int readint(int dummy) { long long a; std::cin >> a; return a; }
std::string readstr(int dummy) { std::string a; std::cin >> a; return a; }
std::vector<long long> vecint(long long n) { return std::vector<long long>(n, 0); }
int main() {
std::string _1="Hello World!";
auto _2=print(_1);
}