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#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

#define ST first
#define ND second
#define PB push_back
#define SIZE(a) ((int)a.size())

template<class T>
ostream& operator<<(ostream &stream, vector<T> &v) {
    stream << "[";
    for(auto elem : v) {
        stream << elem << ", ";
    }
    stream << "]";
    return stream;
}

int main() {
    ios_base::sync_with_stdio(0);
    int n;
    string a, b;
    cin >> n >> a >> b;
    vector<char> a1, a2, b1, b2;
    for(int i=0; i < n; i++) {
        if(i%2 == 0) {
            a1.PB(a[i]);
        } else {
            a2.PB(a[i]);
        }
    }
    for(int i=0; i < n; i++) {
        if(i%2 == 0) {
            b1.PB(b[i]);
        } else {
            b2.PB(b[i]);
        }
    }
    sort(a1.begin(), a1.end());
    sort(b1.begin(), b1.end());
    sort(a2.begin(), a2.end());
    sort(b2.begin(), b2.end());
    if(a1 == b1 && a2 == b2) {
        cout << "TAK\n";
    } else {
        cout << "NIE\n";
    }
}