#include <bits/stdc++.h>
using namespace std;
int main() {
  int a[5];
  cin >> a[0] >> a[1] >> a[2] >> a[3] >> a[4];
  sort(a, a + 5);
  int ans = 114514;
  for (int i = 0; i != 5; i++) {
    if (ans > a[i] + (i * 10)) {
      ans = a[i] + (i * 10);
    }
  }
  cout << ans << endl;
}
