import java.util.*;
import java.lang.*;

public class N591{
  public static void main(String[] args) {

    Scanner sc = new Scanner(System.in);
    String str[] = new String[2];


    str[0] = sc.next();
    str[1] = sc.next();

    System.out.println("("+str[0]+str[1]+str[0]+")/");
  }
}