import java.util.Arrays;
public class Numbers {
public static void main(String[] args) {
System.out.println(isSet());
System.out.println(contains(6));
sort();
Type: Posts; User: MrLowBot
import java.util.Arrays;
public class Numbers {
public static void main(String[] args) {
System.out.println(isSet());
System.out.println(contains(6));
sort();