import strutils, sequtils

when isMainModule:
  var
    n = stdin.readline
    a = [3, 2, 2, 2, 3, 2, 3, 2, 4, 3]
    ans = 0

  for i in 0..n.len-1:
    ans += a[n[i].int - '0'.int]
  
  echo ans + 1