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#if defined(EMBE_DEBUG) && !defined(NDEBUG)
#include "embe-debug.hpp"
#else
#define LOG_INDENT(...) do {} while (false)
#define LOG(...) do {} while (false)
#define DUMP(...) do {} while (false)
#endif

#include <array>
#include <iostream>
using namespace std;

int main()
{
  iostream::sync_with_stdio(false);
  cin.tie(nullptr);

  int n;
  cin >> n;

  array<array<array<int, 26>, 2>, 2> counts = {};

  for (int i = 0; i < 2; ++i) {
    for (int j = 0; j < n; ++j) {
      char c;
      cin >> c;
      ++counts[i][j % 2][c - 'a'];
    }
  }

  cout << (counts[0] == counts[1] ? "TAK" : "NIE") << '\n';

  return 0;
}