///MEMENTO MEMO, MEMENTO LONG LONG
#include <bits/stdc++.h>

#define DEBUG if(0)
#define COUT cout << "\e[36m"
#define ENDL "\e[39m" << endl
#define VAR(v) " [\e[32m" << #v << "\e[36m=\e[91m" << v << "\e[36m] "

using namespace std;

typedef long long LL;

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

    int n;
    cin >> n;
    int tasks[5][3] = {};
    for (int i = 0; i < 5; ++i) {
        for (int j = 0; j < 3; ++j) {
            DEBUG COUT << tasks[i][j];
        }
        DEBUG COUT << ENDL;
    }
    for (int i = 0; i < n; ++i) {
        string code;
        cin >> code;
        tasks[code[0]-'1'][code[1]-'A']++;
    }

    for (int i = 0; i < 5; ++i) {
        for (int j = 0; j < 3; ++j) {

            if(tasks[i][j] < 1 || (tasks[i][j] < 2 && i == 4))
            {
                cout << "NIE\n";
                return 0;
            }
        }
    }
    cout << "TAK\n";

    return 0;
}