Submission #1268774

#	Time	Username	Problem	Language	Result	Execution time	Memory
1268774		MunkhErdene	Combo (IOI18_combo)	C++17	10 / 100	20 ms	408 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"
using namespace std;
#define BC ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define ll long long
#define pb push_back
#define _ << " " <<
string guess_sequence(int n){
    vector<char> chr({'A', 'B', 'X', 'Y'});
    string s(n, 'A');
    for(int i = 0; i < n; i++){
        for(auto c : chr){
            string b = s;
            b[i] = c;
            ll x = press(b);
            if(x >= i + 1){
                s = b;
                break;
            }
        }
    }
    return s;
}

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