Submission #1020750

#	Time	Username	Problem	Language	Result	Execution time	Memory
1020750		mariza	Combo (IOI18_combo)	C++14	30 / 100	41 ms	972 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"

using namespace std;

typedef long long ll;

std::string guess_sequence(int N) {
    string s="";

    for(ll i=0; i<N; i++){
        if(press(s+'A'+s+'B')>=i+1) {
            if(press(s+'A')>=i+1) s+='A';
            else s+='B';
        }
        else{
            if(press(s+'X')>=i+1) s+='X';
            else s+='Y';
        }
    }

    return s;
}

• Subtask 1: 5 / 5
• Subtask 2: 25 / 95