import org.pureprogrammer.Utils;

public class Iteration1 {

	public static void main(String[] args) {
		int max = 5;
		if (args.length == 1) {
			max = Utils.stoiWithDefault(args[0], 5);
		}
		for (int i = 0; i < max; ++i) {
			System.out.println("Hello, world!");
		}
	}
}