Submission #1129903

#	Time	Username	Problem	Language	Result	Execution time	Memory
1129903		pedreitorzelda	Combo (IOI18_combo)	C++20	10 / 100	22 ms	464 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
    string ans = "";
    vector<char>possible = {'A','B','X','Y'};
    for(int i=0;i<N;i++){
        for(int j=0;j<3;j++){
            string q = ans+possible[j];
            int tmp = press(q);
            if(tmp==i+1){
                ans+=possible[j];
                break;
            }
        }if(ans.size()==i)ans+=possible[3];
    }
    return ans;
}

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