import java.util.Arrays;
import java.util.Comparator;

public class JavaArrays {
	public static void main(String[] args) {
		String[] array = {"blue", "red", "green"};

		String result = Arrays.stream(array)
								.min(Comparator.comparingInt(String::length))
								.get();

		System.out.println(result);
	}
}