#include <bits/stdc++.h>
int main() {
  int sum, max;
  int dish[5];
  int dishes[5];
  for (int i = 0; i < 5; i++) {
    scanf("%d", &dish[i]);
    dishes[i] = dish[i] / 10;
  }
  for (int j = 0; j < 5; j++) {
    if (dishes[j] == 0) {
      sum += dish[j];
      dishes[j] += 10;
    } else if (dishes[j] < dishes[j + 1]) {
      int temp = dishes[j];
      dishes[j] = dishes[j + 1];
      dishes[j + 1] = temp;
    }
    max += dishes[j];
  }
  printf("%d", sum - max + 40);
  return 0;
}
