#include <vector>
#include <iostream>
#include <cstdio>
using namespace std;

class Solution {
public:
    vector<string> generateParenthesis(int n);
};

vector<string> Solution::generateParenthesis(int n)
{
  vector <string> rv;
  return rv;
}

int main()
{
  int n, i;
  Solution s;
  vector <string> rv;

  cin >> n;

  rv = s.generateParenthesis(n);
  for (i = 0; i < rv.size(); i++) cout << rv[i] << endl;
  return 0;
}