Submission #1238981

#	Time	Username	Problem	Language	Result	Execution time	Memory
1238981		Timosh	Combo (IOI18_combo)	C++20	10 / 100	20 ms	456 KiB

combo

#include "bits/stdc++.h"
#include "combo.h"

using namespace std;

std::string guess_sequence(int N)
{
  string S, s = "ABXY";
  while (S.size() < N)
  {
    for (int i = 0; i < 4; i++)
    {
      string T = S;
      T += s[i];
      if (press(T) == S.size() + 1)
      {
        S += s[i];
        break;
      }
    }
  }
  return S;
}

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