#include <iostream>

using namespace std;

int main()
{
    int lines;

    cin >> lines;

    for(int i = 0; i <= lines - 1; i++)
    {
        int times;

        cin >> times;

        cout << "B";

        for(int j = 1; j <= times; j++)
        {
            cout << "I";
        }

        cout << "G B";

        for(int j = 1; j <= times; j++)
        {
            cout << "O";
        }

        cout << "M";

        for(int j = 1; j <= times; j++)
        {
            cout << "!";
        }

        cout << endl;
    }

    return 0;
}