Submission #640144

#	Time	Username	Problem	Language	Result	Execution time	Memory
640144		ymm	Combo (IOI18_combo)	C++17	10 / 100	89 ms	564 KiB

combo

#include "combo.h"

#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (r); ++x)
#define LoopR(x,l,r) for (ll x = (r)-1; x >= (l); --x)
typedef long long ll;
typedef std::pair<int, int> pii;
typedef std::pair<ll , ll > pll;
using namespace std;

std::string guess_sequence(int N) {
	string s = "";
	char a[4] = {'A', 'B', 'X', 'Y'};
	Loop (i,0,N) {
		char c;
		int mx = 0;
		for (char x : a) {
			int dard = press(s + x);
			if (dard > mx) {
				mx = dard;
				c = x;
			}
		}
		s += c;
	}	
	return s;
}

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