public static void Main()
Console.WriteLine("Hello World");
Console.Write("Enter the first integer : \n");
string firstinteger = Console.ReadLine();
int f = Int32.Parse(firstinteger);
Console.Write("Enter the second integer : \n");
string secondinteger = Console.ReadLine();
int s = Int32.Parse(secondinteger);
Console.Write("Enter the third integer : \n");
string thirdinteger = Console.ReadLine();
int t = Int32.Parse(thirdinteger);
Console.Write("The multiplication = {0} * {1} * {2} = {3}", f, s, t, mul1);