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#include <iostream>
#include <string>

int main()
{
    unsigned excerise_counter[5][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
    unsigned n;
    std::cin >> n;
    for (unsigned i = 0; i < n; i++)
    {
        std::string excerise;
        std::cin >> excerise;
        excerise_counter[excerise[0] - '1'][excerise[1] - 'A']++;
    }
    for (unsigned i = 0; i < 5; i++)
        for (unsigned j = 0; j < 3; j++)
        {
            if (i == 4)
            {
                if (excerise_counter[i][j] < 2)
                {
                    std::cout << "NIE";
                    return 0;
                }
            }
            else if (excerise_counter[i][j] < 1)
            {
                std::cout << "NIE";
                return 0;
            }
        }
    std::cout << "TAK";
    return 0;
}