Submission #153203

#	Time	Username	Problem	Language	Result	Execution time	Memory
153203		joylintp	Combo (IOI18_combo)	C++17	10 / 100	85 ms	440 KiB

combo

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

using namespace std;

string guess_sequence(int n)
{
    string ret, but = "ABX";

    for (int i = 0; i < n; i++)
    {
        bool suc = false;
        for (int j = 0; j < 3 && !suc; j++)
            if (press(ret + but[j]) == (int)ret.size() + 1)
            {
                ret += but[j];
                suc = true;
            }

        if (!suc)
            ret += "Y";
    }

    return ret;
}

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