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#include <iostream>
#include <map>

using namespace std;

map<string, int> examples;

int main() {
    ios::sync_with_stdio(false);
    
    for (char j = 'A'; j <= 'C'; ++j) {
        for (char i = '1'; i < '5'; ++i) {
            string s;
            s += i;
            s += j;
            examples[s] = -1;
        }
        string s;
        s += '5';
        s += j;
        examples[s] = -2;
    }

    int n;
    cin >> n;
    for (int i = 0; i < n; i++) {
        string s;
        cin >> s;
        examples[s] += 1;
    }

    for (const auto& e : examples) {
        if (e.second < 0) {
            cout << "NIE" << endl;
            exit(0);
        }
    }
    cout << "TAK" << endl;
}