public static void Main()
int ttl = mark1 + mark2 + mark3 + mark4 + mark5;
Console.WriteLine("Nasrath" + mark1);
Console.WriteLine("Rashidh" + mark2);
Console.WriteLine("Sadhath" + mark3);
Console.WriteLine("Peter" + mark4);
Console.WriteLine("Bruce" + mark5);
Console.WriteLine("Total" + ttl);
Console.WriteLine("Average" + Avg);