#include <bits/stdc++.h>
using namespace std;
using ll=long long;
const int INF=1e9;

 /* Library:
  https://yukicoder.me/users/24530/ai_code */

int main() {
	cin.tie(nullptr),cout.tie(nullptr);
	ios::sync_with_stdio(false);
  
  int n;
  cin >> n;
  
  vector<string> s(n);
  for(int i=0; i<n; i++){
    cin >> s[i];
  }
  
  int k=n/11;

    if (s[0][7*k]=='#'){
    cout << "KCPC" << endl;
  }
  else{
    cout << "KUPC" << endl;
  }
}