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	#include <bits/stdc++.h>
using namespace std;
#define FOR(i,a,b) for(int i=(a); i<(b); ++i)
typedef vector<int> vi;
#define pb push_back
#define sz size()
typedef pair<int,int> pii;
#define mp make_pair
#define st first
#define nd second
typedef long long ll;
#define INF 1000000001
#define ALL(t) t.begin(),t.end()
#define SC(a) scanf("%d\n", &a)
#define GET(a) int a; SC(a)

#define ISDEBUG 1
#define dprintf(...) if(ISDEBUG) \
{printf("\033[31m"); printf(__VA_ARGS__); printf("\033[0m");}
template <class It> void dptab(It b, It e, const char* f="%d ") {
	if(ISDEBUG) {
		for(It it=b; it!=e; ++it) dprintf(f, *it); dprintf("\n");
}}

int main() {
	GET(n);
	vector<char> a_odd, a_even, b_odd, b_even;
	FOR(i,0,n) {
		char c;
		scanf("%c", &c);
		if (i%2) a_even.pb(c);
		else a_odd.pb(c);
	}
	scanf("\n");
	FOR(i,0,n) {
		char c;
		scanf("%c", &c);
		if (i%2) b_even.pb(c);
		else b_odd.pb(c);
	}
	sort(ALL(a_even));
	sort(ALL(a_odd));
	sort(ALL(b_even));
	sort(ALL(b_odd));
	printf("%s\n", (a_even == b_even && a_odd == b_odd) ? "TAK" : "NIE");
	return 0;
}