using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace yukicoder_591 {
    class Program {
        static void Main(string[] args) {
            string t1 = Console.ReadLine();
            string t2 = Console.ReadLine();
            Console.WriteLine("(" + t1 + t2 + t1 + ")/");
            Console.ReadLine();
        }
    }
}