import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        char eye = sc.next().charAt(0);
        char mouth = sc.next().charAt(0);
        StringBuilder sb = new StringBuilder();
        sb.append("(").append(eye).append(mouth).append(eye).append(")/");
        System.out.println(sb);
    }
}