#include<iostream> using namespace std; int main() { int n,x,y; cin>>n>>x>>y; int a,b,c,d; cin>>a>>b>>c>>d; int aa,bb,cc; aa=n/104; aa=x; bb=n/2y; cc=n(a+b+c+d); if(aa<=cc) if(cc>=bb) cout<<cc; if(aa<=bb) if(cc<=bb) cout<<bb; if(bb<=aa) if(cc<=aa) cout<<aa; return 0; }