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#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(0);
    vector <int> arr1 (26, 0);
    vector <int> arr2 (26, 0);
    string a, b;
    cin >> a >> a >> b;

    for (int i = 0; i < a.size(); i += 2) {
        arr1[a[i] - 'a']++;
        arr1[b[i] - 'a']--;
    }
    for (int i = 1; i < a.size(); i += 2) {
        arr2[a[i] - 'a']++;
        arr2[b[i] - 'a']--;
    }
    
    for (auto d : arr1) 
        if (d != 0) {
            cout << "NIE";
            return 0;
        }
    for (auto d : arr2)
        if (d != 0) {
            cout << "NIE";
            return 0;
        }
    cout << "TAK";
}