int ...和java中的int声明有什么区别

Question

import java.util.*;
public class Widening
{
    public static void main(int... x)
    {
        System.out.println("integer ");
    }
    public static void main(long l)
    {
        System.out.println("long");
    }
    public static void main(String args[])
    {
        System.out.println("String args[] main");
        int x=4;
        main(4);
    }
}