最后一个测试点RE求救

#include <bits/stdc++.h>
using namespace std;
int n, a[1000010], ans, k;

int main() {
	cin >> n;
	while (1) {
		int p = 1, now = 1;
		for (int i = 1; i <= n; i++) {
			if (a[i] == 0) {
				now++;
			}
			if (now == 2) {
				if (n == i)
					k = ans + 1;
				a[i] = 1;
				p = 0;
				now = -1;
			}
		}
		if (p)
			break;
		ans++;
	}
	cout << ans << " " << k;
	return 0;
}