제출 #1278825

#제출 시각아이디문제언어결과실행 시간메모리
1278825North1304콤보 (IOI18_combo)C++20
10 / 100
19 ms444 KiB
#include "combo.h"
#include <bits/stdc++.h>
using namespace std;

string guess_sequence(int n) {
    string ans;
    if (press("AB")) {
        if (press("A")) ans = "A";
        else ans = "B";
    }
    else {
        if (press("X")) ans = "X";
        else ans = "Y";
    }
    for (int i=2;i<=n;i++) {
        if (press(ans + "A")==i) ans += "A";
        else if (press(ans + "B")==i) ans += "B";
        else if (press(ans + "X")==i) ans += "X";
        else ans += "Y";
    }
    return ans;
}
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