import strutils, sequtils

when isMainModule:
  var
    n = stdin.readline
    a = [3, 2, 2, 2, 3, 2, 3, 2, 4, 3]
    b = [3, 1, 1, 1, 3, 1, 3, 1, 4, 3]
    ansA = 0
    ansB = 0

  for i in 0..n.len-1:
    ansA += a[n[i].int - '0'.int]
    ansB += b[n[i].int - '0'.int]
  
  echo min(ansA + 1, ansB + 2)