import re

def putSpace ( input ):

# regex [AZ] [az] * means any line starting

  # with capital letters and many

# lowercase letters

words = re.findall ( '[AZ] [az] *' , input )

  # Change the first letter of each word to bottom

# case

result = []

for word in   words:

word = chr ( ord (word [ 0 ]) + 32 ) + word [ 1 :]

result.append (word)

print '' . join (result)

 
# Driver program

if __ name__ = < code class = "keyword"> = "__ main__" :

input = 'BruceWayneIsBatman'

putSpace ( input )

Output:

 bruce wayne is batman