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#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <queue>
#include <stack>
#include <cstdio>
#include <set>
#include <map>
#include <string>
#include <queue>
#include <stack>
#include <unordered_map>
using namespace std;

typedef long long int LL;
typedef long double LD;
typedef vector<int> VI;
typedef vector<LL> VLL;
typedef vector<LD> VLD;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef vector<PII> VPII;

const int INF = 1000000001;
const LD EPS = 10e-9;

#define FOR(x, b, e) for(int x = b; x <= (e); ++x)
#define FORD(x, b, e) for(int x = b; x >= (e); --x)
#define REP(x, n) for(int x = 0; x < (n); ++x)
#define VAR(v, n) __typeof(n) v = (n)
#define ALL(c) (c).begin(), (c).end()
#define SIZE(x) ((int)(x).size())
#define FORE(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i)
#define MP make_pair
#define PB push_back
#define ST first
#define ND second
#define abs(a) ((a)<0 ? -(a) : (a))
#define max(a, b) ((a) > (b) ? (a) : (b))
#define min(a, b) ((a) < (b) ? (a) : (b))

int n;
string s1, s2;

bool check(const int start)
{
    unordered_map<char, int> s1Count, s2Count;
    for(int i = start; i < s1.size(); i += 2)
    {
        ++s1Count[s1[i]];
        ++s2Count[s2[i]];
    }

    for(char c = 'a'; c <= 'z'; ++c)
    {
        if(s1Count[c] != s2Count[c])
        {
            return false;
        }
    }

    return true;
}

int main()
{
    ios_base::sync_with_stdio(0);

    cin >> n;
    cin >> s1;
    cin >> s2;

    const bool valid = check(0) && check(1);

    cout << (valid ? "TAK" : "NIE") << endl;

    return 0;
}