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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

#define sim template <class c
#define ris return *this
#define dor > debug &operator<<
#define eni(x)                                                                    \
    sim > typename enable_if<sizeof dud<c>(0) x 1, debug &>::type operator<<(c i) \
    {
sim > struct rge
{
    c b, e;
};
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c *x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug
{
#ifdef XOX
    ~debug()
    {
        cerr << endl;
    }
    eni(!=) cerr << boolalpha << i;
    ris;
} eni(==) ris << range(begin(i), end(i));
}
sim, class b dor(pair<b, c> d)
{
    ris << "" << d.first << " --> " << d.second << "";
}
sim dor(rge<c> d)
{
    *this << "[";
    for (auto it = d.b; it != d.e; ++it)
        *this << ", " + 2 * (it == d.b) << *it;
    ris << "]";
}
#else
    sim dor(const c &)
    {
        ris;
    }
#endif
}
;
#define imie(...) "" << #__VA_ARGS__ " = " << (__VA_ARGS__) << ", "

#define F first
#define S second
#define endl '\n'
#define pb emplace_back
#define mp make_pair
#define gcd(a, b) __gcd(a, b)
#define lcm(a, b) (a * b) / gcd(a, b)
#define all(v) (v).begin(), (v).end()
#define lb(v, val) (lower_bound((v).begin(), (v).end(), val) - (v).begin())
#define ub(v, val) (upper_bound((v).begin(), (v).end(), val) - (v).begin())
#define fast                      \
    ios_base::sync_with_stdio(0); \
    cin.tie();                    \
    cout.tie()
#define vt vector
#define sz(v) (int)(v).size()
using ll = long long;
using pii = pair<int, int>;

typedef tree<
    int,
    null_type,
    less<int>,
    rb_tree_tag,
    tree_order_statistics_node_update>
    oset;

void solve()
{
}

int main()
{
    fast;
    int n;
    string s1, s2;
    cin >> n >> s1 >> s2;
    vt<char> a1, a2;
    for (int i = 0; i < n; i += 2)
    {
        a1.pb(s1[i]);
        a2.pb(s2[i]);
    }
    sort(all(a1));
    sort(all(a2));
    bool good = true;
    if (a1 != a2)
        good = false;
    a1.clear();
    a2.clear();
    for (int i = 1; i < n; i += 2)
    {
        a1.pb(s1[i]);
        a2.pb(s2[i]);
    }
    sort(all(a1));
    sort(all(a2));
    if (a1 != a2)
        good = false;
    cout << (good ? "TAK" : "NIE");
}