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#include <bits/stdc++.h>
#define boost                                                                  \
  ios_base::sync_with_stdio(0);                                                \
  cin.tie(0);                                                                  \
  cout.tie(0)
#define debug(x) cerr << #x << " " << x << endl
#define ll long long
#define st first
#define nd second
using namespace std;

int n, t;
string s;
char buf[5];
map<string, int> positions;

int main() {
  boost;
  cin >> n;
  while (n--) {
    cin >> s;
    positions[s]++;
  }

  for (int i = 1; i <= 5; i++) {
    for (int j = 0; j <= 2; j++) {
      sprintf(buf, "%d%c", i, 'A' + j);
      if (positions[buf] == 0 || i == 5 && positions[buf] == 1) {
        cout << "NIE\n";
        return 0;
      }
    }
  }

  cout << "TAK\n";
}