def occur(cards):
  scorelist = [2,4,8]
  counter = collections.Counter(cards)
  largest = [0,0]
  largest2 = [0,0]
  for key in counter:
    occur = counter[key]
    if occur > largest2[1]:
        if occur > largest[1]:
            largest2 = largest
            largest = [key,counter[key]]
        else:
            largest2 = [key,counter[key]]
  if largest[1] == 3 and largest2[1] == 2:
    return(7)
  elif largest[1] in [2,3,4]:
    return(scorelist[[2,3,4].index(largest[1])] )
  elif largest[1] == largest2[1]:
    return(3)
  return(1)