제출 #313931

#제출 시각아이디문제언어결과실행 시간메모리
313931srvlt버섯 세기 (IOI20_mushrooms)C++14
10 / 100
195 ms512 KiB
#include "mushrooms.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define SZ(x) (int)(x).size()
#define all(x) begin(x), end(x)

int count_mushrooms(int n) {
	vector<int> m, c(n);
	int res = 1;
	for (int i = 1; i < n; i++) {
		m.clear();
		m.pb(i - 1), m.pb(i);
		if (use_machine(m)) c[i] = c[i - 1] ^ 1;
		else c[i] = c[i - 1];
		res += (c[i] == 0);
	}
	return res;
}
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