#include <bits/stdc++.h>
#include <atcoder/modint.hpp>
using namespace std;

using i32 = int;
using i64 = long long;
using i128 = __int128_t;
using f64 = double;
using p2 = pair<i64, i64>;
using p3 = tuple<i64, i64, i64>;
using mint = atcoder::modint998244353;
constexpr i64 inf = 1e18;

void _main();
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  cout << fixed << setprecision(18);
  _main();
}

void _main() {
  vector<string> kcpc = {
"#...#.#####",
"#.##..#....",
"##....#....",
"#.##..#....",
"#...#.#####",
"...........",
"####..#####",
"#...#.#....",
"####..#....",
"#.....#....",
"#.....#####"
  };
  vector<string> kupc = {
"#...#.#...#",
"#.##..#...#",
"##....#...#",
"#.##..#...#",
"#...#.#####",
"...........",
"####..#####",
"#...#.#....",
"####..#....",
"#.....#....",
"#.....#####",
  };
  i64 n;
  cin >> n;
  i64 k = n / 11;
  vector<string> ss(n);
  for (i64 i = 0; i < n; i++) cin >> ss[i];
  vector<string> s(11, string(11, '.'));
  for (i64 i = 0; i < 11; i++) {
    for (i64 j = 0; j < 11; j++) {
      s[i][j] = ss[i * k][j * k];
    }
  }
  if (ss == kcpc) {
    cout << "KCPC\n";
  } else {
    cout << "KUPC\n";
  }
}