#include <bits/stdc++.h>   using namespace std;   using ll = long long;   void solve() {     int n;     cin >> n;     string s = string(n,  ( ) + string(n,  ) );     cout << s <<   n ;     for (int i = 0; i + 1 < n; ++i) {       s[i + 1] =  ) ;       s[2 * n - 2] =  ( ;       cout << s <<   n ;       s[2 * n - 2] =  ) ;       s[i + 1] =  ( ;     }   }   int main() {     ios::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr),         cout.precision(12);     int t;     cin >> t;     while (t--) solve();   }   