Submission #1357217

#	Time	Username	Problem	Language	Result	Execution time	Memory
1357217		avahw	Combo (IOI18_combo)	C++20	0 / 100	0 ms	344 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;

std::string guess_sequence(int N) {
  std::string p = "";
  string ref = "ABX";
  // brute force first char
  while(p.size() < N){
    bool done = false;
    for(int i = 0; i < 3; i++){
      if(press(p + ref[i]) == p.size() + i + 1){
        p += ref[i];
        done = true;
        break;
      }
    }
    if(!done) p += 'Y';
  }
  return p;
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 95