#include<bits/stdc++.h>
using namespace std;
const int maxn = 1e6 + 5;
int n;
int ans1, ans2;
struct apple
{
    int num;
    int zt = 0;
}a[maxn];
bool cmp(apple p, apple q)
{
    return p.zt < q.zt;
}
int main()
{
    std :: cin >> n;
    for(int i = 1; i <= n; i++)
        a[i].num = i;
    for(int i = 1; ; i++)
    {
        for(int j = 1; j <= n; j += 3)
        {
            if(a[j].zt == 1)
            	break;
            a[j].zt = 1;
            //cout << a[j].num << " ";
            if(a[j].num == n)
                ans2 = i;
            
        }
        //cout << "\n";
        sort(a + 1, a + n + 1, cmp);
        /*
		for(int i = 0; i < n + 1; i++)
			std :: cout << a[i].num << " ";
		std :: cout << "\n";
		for(int i = 0; i < n + 1; i++)
			std :: cout << a[i].zt << " ";
		std :: cout << "\n";
		*/
        if(a[1].zt == 1)
        {
            ans1 = i;
            break;
        }
    }
    std :: cout << ans1 << " " << ans2;
    return 0;
}

为什么有WA的啊？