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#include <iostream>
#include <bits/stdc++.h>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);

    int n;
    cin >> n;

    set<string> test;

    int a = 0, b = 0, c = 0;

    while(n--)
    {
        string x;
        cin >> x;
        if(x == "5A")
            a++;
        if(x == "5B")
            b++;
        if(x == "5C")
            c++;
        test.insert(x);
    }

    bool fine = false;
    if(a >= 2 && b >= 2 && c >= 2)
        fine = true;

    if(test.size() >= 15 && fine == true)
        cout << "TAK";
    else
        cout << "NIE";

    return 0;
}