import java.util.*;
public class Test11 {
  public static void main(String[] args){
    Scanner sc=new Scanner(System.in);
    String[] line;
    line=sc.nextLine().split(" ");
    String eye=line[0];
    line=sc.nextLine().split(" ");
    String mouth=line[0];
    String result="("+eye+mouth+eye+")/";
    System.out.println(result);
  }
}