제출 #1170636

#제출 시각아이디문제언어결과실행 시간메모리
1170636azure콤보 (IOI18_combo)C++20
0 / 100
0 ms408 KiB
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;

string guess_sequence(int N) {
    vector<string> guys = {"A", "B", "X", "Y"};

    string s = "";

    if (!press(guys[0] + guys[1])) {
        swap(guys[0], guys[2]);
        swap(guys[1], guys[3]);
    }

    if (!press(guys[0])) {
        swap(guys[0], guys[1]);
    }

    s += guys[0];

    for (int i = 1; i < N-1; i++) {
        string t = s + guys[2];

        for (int i = 1; i < 4; i++) {
            t += s + guys[3] + guys[i];
        }

        s += guys[press(t)-i+1];
    }

    if (press(s + guys[1])) s += guys[1];
    else if (press(s + guys[2])) s += guys[2];
    else s += guys[3];

    return s;
}
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