static void Main(string[] args)
        {
            int a = Convert.ToInt32(Console.ReadLine());
            int b = Convert.ToInt32(Console.ReadLine());
            Sum(a, b);
        }

        private static int Sum(int a, int b)
        {
            Console.WriteLine(a + "+" + b + "=" + (a + b));
            return a + b;
        }