Submission #432521

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define REP(i,n) for(int i=0; i <(n); ++i)

int main() {
  string str;
  cin >> str;
  vector<string> ss(25);
  REP(k,  25) {
    ss[k].push_back(str[k/5]);
    ss[k].push_back(str[k%5]);
  }
  sort(ss.begin(), ss.end());

  int n;
  cin >> n;
  cout << ss[n-1] << endl;
  return 0;
}

Submission Info

Judge Result