// No.591 (^o^)/
// https://yukicoder.me/problems/no/591
//

#include <iostream>
using namespace std;

void solve(char t1, char t2);


int main() {
    char t1, t2;
    cin >> t1;
    cin >> t2;
    solve(t1, t2);
}

void solve(char t1, char t2) {
    cout << "(" << t1 << t2 << t1 << ")/" << endl;
}