public static void Main()
Console.WriteLine("What is your name?");
name = Console.ReadLine();
Console.WriteLine("Welcome " + name );
Console.WriteLine("How many classes is studying?");
howmany = int.Parse(Console.ReadLine());
for(int i = 1; i <= howmany; i++)
Console.WriteLine("Write the result of the first class");
total += int.Parse(Console.ReadLine());
Console.WriteLine("Write the result of the next class");
total += int.Parse(Console.ReadLine());
Console.WriteLine("Write the result of the last class");
total += int.Parse(Console.ReadLine());
Console.WriteLine("THE TOTAL IS:" + avg);