public static void Main()
Double firstPersonAge = 16.5;
Double secondPersonAge = 17.0;
Console.WriteLine("second Persons Age: ");
firstPersonAge = double.Parse(Console.ReadLine());
Console.WriteLine("second Person's age: ");
secondPersonAge = double.Parse(Console.ReadLine());
if(firstPersonAge < secondPersonAge)
Console.WriteLine(" The first Person is Younger than the Second Person");
else if(firstPersonAge == secondPersonAge)
Console.WriteLine( "first person is the same age as the second person");
Console.WriteLine("First Person is NOT younger than the second Person");