제출 #457908

#제출 시각아이디문제언어결과실행 시간메모리
457908rainboyCounting Mushrooms (IOI20_mushrooms)C++17
25 / 100
140 ms280 KiB
#include "mushrooms.h"

using namespace std;

typedef vector<int> vi;

int count_mushrooms(int n) {
	vi ii;
	int i, ans;

	ans = n;
	ii.resize(3);
	for (i = 1; i + 1 < n; i += 2) {
		ii[0] = i, ii[1] = 0, ii[2] = i + 1;
		ans -= use_machine(ii);
	}
	if (i < n) {
		ii.resize(2);
		ii[0] = i, ii[1] = 0;
		ans -= use_machine(ii);
	}
	return ans;
}
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