#include <bits/stdc++.h>
using namespace std;
void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cerr << x; }
void __print(double x) { cerr << x; }
void __print(long double x) { cerr << x; }
void __print(char x) { cerr << '\'' << x << '\''; }
void __print(const char *x) { cerr << '\"' << x << '\"'; }
void __print(const string &x) { cerr << '\"' << x << '\"'; }
void __print(bool x) { cerr << (x ? "true" : "false"); }
template <typename T, typename V>
void __print(const pair<T, V> &x) {
  cerr << '{';
  __print(x.first);
  cerr << ',';
  __print(x.second);
  cerr << '}';
}
template <typename T>
void __print(const T &x) {
  int f = 0;
  cerr << '{';
  for (auto &i : x) cerr << (f++ ? "," : ""), __print(i);
  cerr << "}";
}
void _print() { cerr << "]\n"; }
template <typename T, typename... V>
void _print(T t, V... v) {
  __print(t);
  if (sizeof...(v)) cerr << ", ";
  _print(v...);
}
void c_p_c() {}
void parray(int a[], int n) {
  for (int i = 0; i < n; i++) {
    cout << a[i] << " ";
  }
  cout << "\n";
}
int check(int n) {
  int temp = n + 9;
  temp = temp / 10;
  return temp * 10;
}
bool comp(int a, int b) { return a % 10 > b % 10; }
int main() {
  int i, n, m, k, c = 0;
  c_p_c();
  n = 5;
  vector<int> a;
  int sum = 0;
  for (int i = 0; i < n; i++) {
    cin >> k;
    if (k % 10 == 0)
      sum += k;
    else
      a.push_back(k);
    ;
  }
  int nn = a.size();
  sort((a).begin(), (a).end(), comp);
  sum += a[nn - 1];
  for (int i = 0; i < nn - 1; ++i) {
    sum += check(a[i]);
  }
  cout << sum << "\n";
  return 0;
}
