Submission #1125221

#	Time	Username	Problem	Language	Result	Execution time	Memory
1125221		ZyadH1	Combo (IOI18_combo)	C++20	10 / 100	29 ms	464 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
std::string guess_sequence(int N) {
  string p , buttons = "ABXY";
  string ans = "";
  int coins = 0;
  while(coins != N){
    for(int i = 0 ; i < buttons.size() ;i++){
      p = ans;
      p += buttons[i];
      if(p.size() > 1 and buttons[i] == p[0]) continue;
      coins = press(p);
      if(coins == p.size()){
        ans = p;
        break;
      }
      if(i == 2) {
          p = ans;
          p += buttons[3];
          ans = p;
          coins ++;
          break;
      }
    }
  }
  return ans;
}

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