"""

Book Head First Python, chapter 2, example, page 67

@author: Tiago

@date: Jan 24

"""

phrase = "Don't panic!"

plist = list(phrase)

print(phrase)

print(plist)

for letter in plist:

if letter not in "on tap":

plist.remove(letter)

plist.pop()

plist.pop()

plist.insert(2, plist.pop(3))

plist.insert(4, plist.pop(5))

new_phrase = ''.join(plist)

print(plist)

print(new_phrase)