#include<bits/stdc++.h>
using namespace std;
int main(){
  int A,B,C,D,E;
  cin>>A>>B>>C>>D>>E;
  
 int a==A%10;
  int b==B%10;
  int c==C%10;
  int d==D%10;
  int e==E%10;
  
  vector<int>vec={a,b,c,d,e};
  sort(vec.begin(),vec.end());
  
  cout<<A+B+C+D+E-(40-vec.at(1)-vec.at(2)-vec.at(3)-vec.at(4))<<endl;
}
