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#include <bits/stdc++.h>

#define DEBUG(x) cout << '>' << #x << ':' << x << endl;
#define fi first
#define se second
#define ll long long
#define ld long double
#define pb push_back
#define vi vector<int>
#define MAXN 100001

using namespace std;

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

    int n;
    cin >> n;

    vi A(5 * 3, 0);

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

        int x = s[0] - '1';
        int y = s[1] - 'A';
        A[x * 3 + y] += 1;
    }
    bool ok = *min_element(A.begin(), A.end()) > 0 && *min_element(A.begin() + (3 * 4), A.end()) > 1;
    cout << (ok ? "TAK" : "NIE") << endl;
    return 0;
}