#include #include using namespace std; int main() { double a[11]={0,28.9,32.7,45.6,78,35,86.2,27.8,43,56,65}; double sum=0; for(int i=1;i<=10;i++) { int cnt=0; cin>>cnt; sum+=cnt*a[i]; } cout<<sum<<endl; return 0; }