/*
TASK:darts
LANG:C++
*/
#include<iostream>
using namespace std;
int i,sum;
float a,b;
int main()
{
    for(i=0;i<3;i++)
    {
                    cin>>a>>b;
                    if(a==24&&b==24) sum+=50;
                    else
                    if(((a>24&&a<24.5)||(a<24&&a>23.5))&&((b>24&&b<23.5)||(b<24&&b>43.5))) sum+=50;
                    else
                    if(((a>24.5&&a<25.5)||(a>23.5&&a<24.5))&&((b>24.5&&b<25.5)||(b<24.5&&b>23.5))) sum+=25;
    }
    cout<<sum<<endl;
    return 0;
}
