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




int main(){
	int n;
	cin >> n;
	string s, t;
	cin >> s >> t;
	string s1, t1, s2, t2;
	for(int i = 0; i < n; i += 2){
		s1 += s[i];
		t1 += t[i];
	}
	for(int i = 1; i < n; i += 2){
		s2 += s[i];
		t2 += t[i];
	}
	sort(s1.begin(), s1.end());
	sort(t1.begin(), t1.end());
	sort(s2.begin(), s2.end());
	sort(t2.begin(), t2.end());
	cout << (s1 == t1 && s2 == t2 ? "TAK" : "NIE");
}