public static void Main(string[] args)
Console.Write("Please enter the first integer: ");
num1 = Convert.ToInt32(Console.ReadLine());
Console.Write("Please enter an operand (+, -, /, *): ");
operand = Console.ReadLine();
Console.Write("Please enter the second integer: ");
num2 = Convert.ToInt32(Console.ReadLine());
Console.WriteLine(num1.ToString() + " " + operand + " " + num2.ToString() + " = " + answer.ToString());