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#include <bits/stdc++.h>
#define fi first
#define sc second
#define forn(i,p,k) for(int i=(p);i<=(k);++i)
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;
int P[2][30],N[2][30];

int main()
{
    ios_base::sync_with_stdio(0);
    int n;
    char z;
    cin>>n;
    forn(f,0,1) forn(i,1,n)
    {
        cin>>z;
        if(i&1) N[f][z-'a']++;
        else    P[f][z-'a']++;
    }
    forn(i,0,29) if(N[0][i]!=N[1][i]||P[0][i]!=P[1][i]) return cout<<"NIE",0;
    return cout<<"TAK",0;
}