Submission #285380

#	Time	Username	Problem	Language	Result	Execution time	Memory
285380		Pichon5	Combo (IOI18_combo)	C++17	5 / 100	1 ms	200 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int N){
    char arr[4]={'A','B','X','Y'};
    string s="",ss;
    int c=0;
    for(int i=1;i<=N;i++){
        for(int l=0;l<4;l++){
            ss=s;
            c++;
            if(s[0]==arr[l]){
                   continue;
            }
            ss+=arr[l];
            if(press(ss)==i){
                s=ss;
                break;
            }
        }
    }
    if(c<=N+10){
        while(c<=N+10){
            press("XX");
            c++;
        }
    }
    return s;
}

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