include<bits/stdc++.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	int days=0,date=0;
	while(n)
	{
		days++;
		if(!date&&n%3==1) date=days;
		n-=(n+2)/3; //减去拿走的苹果数目 
	}
	cout<<days<<" "<<date;
	return 0;
}👍