void DistOfDigits(double num) {
double tens = (num / 10) % 10;
digDist = Math.Abs(units - tens );
Console.Write("Enter a two-digit integer: ");
double num1 = double.Parse(Console.ReadLine());
Console.Write("Enter another two-digit integer: ");
double num2 = double.Parse(Console.ReadLine());
num1 = Math.Abs((num1 % 10) - ((num1 / 10) % 10)); ;
num2 = Math.Abs((num2 % 10) - ((num2 / 10) % 10));;
Console.Write("The larger distance is " + Math.Max(num1, num2));