public static void Main()
Console.Write("Inputkan bilangan a :");
int a = Convert.ToInt32(Console.ReadLine());
Console.Write("Inputkan bilangan b :");
int b = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Hasil penjumlahan = {0}", tambah);
Console.WriteLine("Hasil pengurangan = " + kurang);
Console.WriteLine("Hasil perkalian = " + kali);
Console.WriteLine("Hasil pembagian = " + bagi);