#include <bits/stdc++.h>
using namespace std;
int main()
{
	int tmp,cnt118=0,cnt63=0,cnt41=0;
	for(int i=0;i<8;i++)
	{
		cin>>tmp;
		if(tmp>=118) cnt118++;
		else if(tmp>=63) cnt63++;
		else if(tmp>=41) cnt41++;
	}
	if(cnt118>=1) cout<<10;
	else if(cnt63>=4) cout<<8;
	else if(cnt41>=4) cout<<3;
	else cout<<1;
	return 0;
}