#include <bits/stdc++.h>
using namespace std;

int check_and_get() {
    string str;
    getline(cin, str);
    assert(str.length() == 1);

    int n = stoi(str);
    assert(2 <= n && n <= 8);

    return n;
}

int main() {
    int n = check_and_get();
    assert(n==2);

    cout << "()" << endl;
    cout << endl;
}