Submission #996816

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

struct Initializer {
  Initializer() {
    cin.tie(0);
    ios::sync_with_stdio(0);
    cout << fixed << setprecision(15);
  }
} initializer;

int main() {
  int k;
  string s;
  cin >> k >> s;
  if (k == 0) cout << s << endl;
  if (k == 1) {
    string s11 = s.substr(0, s.size() / 2);
    string s12 = s.substr(s.size() / 2);
    string s21 = s.substr(0, s.size() / 2 + 1);
    string s22 = s.substr(s.size() / 2 + 1);
    if (s11.size() < s12.size()) s11 = s12;
    else if (s11.size() == s12.size() && s11 < s12) s11 = s12;
    if (s21.size() < s22.size()) s21 = s22;
    else if (s21.size() == s22.size() && s21 < s22) s21 = s22;
    if (s11.size() < s21.size() || (s11.size() == s21.size() && s11 < s21)) cout << s11 << endl;
    else cout << s21 << endl;
  }
}

Submission Info

Judge Result