#include<bits/stdc++.h>
using namespace std;
int ans;
int day=7;
int m[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
int main()
{
	for(int i=1;i<=12;i++)
	{
		for(int j=1;j<=m[i];j++)
		{
			if(i==11 || i==12 ||i==1 || j==1 ||(j>=10 && j<20)||j==21 || j==31|| day==1)
			{
				ans+=5;
			}
			else
			{
				ans+=1;
			}
			
			day++;
			if(day==8)
			{
				day=1;
			}
		}
	}
	cout<<ans;
	return 0;
}