Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.util.Collections;
import java.util.HashSet;

public class Main {

    public static void main(String[] args) {
        HashSet<Long> hashSet = new HashSet<Long>();
        hashSet.add(new Long("1111111111"));
        hashSet.add(new Long("2222222222"));
        hashSet.add(new Long("3333333333"));
        hashSet.add(new Long("4444444444"));
        hashSet.add(new Long("5555555555"));

        Object obj = Collections.max(hashSet);
        System.out.println(obj);
    }
}