#include <iostream>
#include <vector>
#include <string>
#include <unordered_map>

std::unordered_map<std::string, int> m;
std::vector<std::string> letters = {"A", "B", "C"};
bool check(std::string s, int val)
{
    return m.find(s) != m.end() && m[s] >= val;
}

int main()
{
    std::iostream::sync_with_stdio(false);
    int n;
    std::cin >> n;

    while (n--)
    {
        std::string s;
        std::cin >> s;
        m[s]++;
    }

    if (!check("5A", 2) || !check("5B", 2) || !check("5C", 2))
    {
        std::cout << "NIE";
        return 0;
    }

    for (int i = 1; i <= 4; ++i)
    {
        for (const auto& letter : letters)
        {
            auto s = (char)(i + '0') + letter;
            if (!check(s, 1))
            {
                std::cout << "NIE";
                return 0;
            }
        }
    }

    std::cout << "TAK";
    return 0;
}