Submission #1148974

#	Time	Username	Problem	Language	Result	Execution time	Memory
1148974		ali2241	Combo (IOI18_combo)	C++20	10 / 100	20 ms	456 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
// #define int long long
#define arr2 array<int, 2>
#define arr3 array<int, 3>
#define all(a) a.begin(), a.end()
#define double long double
// #pragma GCC target("avx2")

using namespace std;

string s;
char chs[4] = {'A', 'B', 'X', 'Y'};

string guess_sequence(int n) {
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < 4; ++j) {
            if (press(s + chs[j]) > s.size()) {
                s += chs[j];
                break;
            }
        }
    }
    return s;
}

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