using System;
public class Program
{
public void Main()
Console.WriteLine(sum(9,2,3));
Console.WriteLine(sum(7,8,9));
Console.WriteLine(sum(5,6,10));
Console.WriteLine(sum(7,7,7));
}
public int sum (int a,int b,int c)
if(a>b && a>c)
return a ;
if (c>a && c>b)
return b;
else
return c;