Submission #741825

#	Time	Username	Problem	Language	Result	Execution time	Memory
741825		haydendoo	Combo (IOI18_combo)	C++17	10 / 100	67 ms	456 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"
using namespace std;

string guess_sequence(int n) {
    string ans;
    for(int i=0; i<n; ++i) {
        if(press(ans+'A')==i+1) {
            ans.push_back('A');
        }
        else if(press(ans+'B')==i+1) {
            ans.push_back('B');
        }
        else if(press(ans+'X')==i+1) {
            ans.push_back('X');
        }
        else {
            ans.push_back('Y');
        }
    }
    return ans;
} 

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