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#include<cstdio>

int counter[20];

bool solve()
{
    for (int i = 0; i < 3; ++i) for (int j = 0; j < 5; ++j) if (counter[5 * i + j] < ((j < 4) ? 1 : 2)) return false;
    return true;
}

int main()
{
    int n;
    char input[3];

    scanf("%d", &n);
    for (int i = 0; i < n; ++i)
    {
        scanf("%s", input);
        int id = input[0] - '1' + 5 * (input[1] - 'A');
        counter[id]++;
    }
    printf("%s\n", solve() ? "TAK" : "NIE");
    return 0;
}