using System;

public class Program

{

    public static void Main()

    {

        int[] a = new int[5];

        for (int i=0; i<=4; i++)

            a[i] = int.Parse(Console.ReadLine());

        int max = a[0];

        for (int i=1; i<=4; i++)

            if (a[i] > max)

                max = a[i];

        Console.WriteLine("maximumut e "+max);

    }

}