Submission #1009400

#	Time	Username	Problem	Language	Result	Execution time	Memory
1009400		megakari	Combo (IOI18_combo)	C++17	10 / 100	68 ms	1104 KiB

combo

#include "combo.h"
using namespace std;

string guess_sequence(int N) {
  int c=0;
  string S = "";
  string k = "ABXY";
  while (c < N) {
      for (int i = 0; i < 4; ++i) {
          if (c < N) {
            int coins = press(S+k[i]);
            if (coins > c) {
                S += k[i];
                c++;
            }
          }
      }
  }
  return S;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 95