Submission #1280811

#	Time	Username	Problem	Language	Result	Execution time	Memory
1280811		lalbertoo89	Combo (IOI18_combo)	C++20	5 / 100	25 ms	480 KiB

combo

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

string guess_sequence(int N){
    string buttons = "ABXY";
    string S = "";

    string first;
    for(char c : buttons){
        if(press(string(1, c)) > 0){
            first = c;
            break;
        }
    }
    S += first;

    int m = S.size();

    while(m < N){
        bool f = false;
        
        for(char c : buttons) {
            string s1 = S+c;
            int coins = press(s1);

            if(coins == s1.size()){
                S+=c;
                f = true;
                break;
            }
        }
        if(!f) break;
    }

    return S;
}

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