#include <stdio.h>

int main()
{
  int a[5],i,ans;
  for(i = 0;i < 5;i++){
    scanf("%d",&a[i]);
  }
  ans = 0;

  for(i = 0;i < 5;i++){
    if(a[i] % 15 == 0){
      ans += 8;
    }else if(a[i] % 3 == 0 || a[i] % 5 == 0){
      ans += 4;
    }else{
      do{
        a[i] = a[i] / 10;
        ans += 1;
      }while(a[i] != 0);
    }
  }
  printf("%d\n",ans);
  return(0);
}