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#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;

vector<string> w;

bool jest(string s, int ile)
{
    int a=0;
    for (int i=0; i<w.size(); ++i)
        if (s==w[i])
            ++a;
    return ile<=a;
}

int main()
{
    ios_base::sync_with_stdio(false);

    int n;
    cin>>n;
    for (int i=0; i<n; ++i)
    {
        string s;
        cin>>s;
        w.push_back(s);
    }

    for (int i=1; i<=5; ++i)
        for (char c='A'; c<='C'; ++c)
        {
            string s="  ";
            s[0]='0'+i;
            s[1]=c;
            if (!jest(s, i==5 ? 2 : 1))
            {
                cout<<"NIE\n";
                return 0;
            }
        }
    cout<<"TAK\n";
    return 0;
}