#include<bits/stdc++.h> using namespace std; int n,k,a,b,c,ans; int main(){ cin>>n; while(n--){ cin>>k; if(k==1){ cin>>a>>b; ans+=2*(a+b); } if(k==2){ cin>>a; ans+=a*4; } if(k==3){ cin>>a>>b>>c; ans+=a+b+c; } } cout<<ans<<endl; return 0; }