tijie

#include<bits/stdc++.h>
using namespace std;
int main(){
    long long x,y,z,sum=1;
    cin>>x>>y>>z;
    if(x==0) cout<<1;
    else{
        sum+=2*y+x;
        if(sum<5) cout<<sum;
        else cout<<sum+5*z;
    }
    return 0;
}