#include<fstream>
using namespace std;
ifstream cin("fmcz.in");
ofstream cout("fmcz.out");
int a1,a2,a3,a4,a5,a6,i1,i2,i3,i4,i5,i6,sum[19999],ans;
int main()
{
	ans=0;
	cin>>a1>>a2>>a3>>a4>>a5>>a6;
	for(i1=0;i1<=a1;i1++)
	{
		for(i2=0;i2<=a2;i2++)
		{
			for(i3=0;i3<=a3;i3++)
			{
				for(i4=0;i4<=a4;i4++)
				{
					for(i5=0;i5<=a5;i5++)
					{
						for(i6=0;i6<=a6;i6++)
						{
							sum[1*i1+2*i2+3*i3+i4*5+i5*10+i6*20]=1;
						}
					}
				}
			}
		}
	}
	for(int i=1;i<=1001;i++)
	{
		if(sum[i]==1)ans++;
	}
	cout<<ans<<endl;
	cin.close();
	cout.close();
	return 0;
}