public static Random r = new Random();
public static void Main(string[] args)
for (int i = 0; i < 100; i++)
int getal1 = r.Next(int.MaxValue);
int getal2 = r.Next(int.MaxValue);
ulong product = Convert.ToUInt32(getal1) * Convert.ToUInt32(getal2);
Console.WriteLine("{0} * {1} = {2}", getal1 , getal2 , product);