using System;

using System.Linq;

using System.Collections;                   

using System.Collections.Generic;       

using System.Data;

using System.Data.Linq;

using System.Data.DataSetExtensions;

using System.Xml;

using System.IO;

using System.Xml.Linq;

public class Program

{

    public static void Main()

    {

        int[] inputset = new int[] {-5,-10,-3,-22,-4};

        inputset.Max().Dump();

    }

}