#Ask for a word from the keyboard.
#Construct a new string in which all vowels of the word
#are replaced with asterisks.
#For example, if a user types 'food',
#your code should print 'f**d'.

s = raw_input('Please enter a word ')
new_string =''
for char in s:
    if char in 'aeiou':
        new_string = new_string + '*'
    else:
        new_string = new_string + char

print new_string


#The solutions below were done in class. Check
#the handout posted on the course schedule for
#complete solutions.

#From handout #7 Q2. Observe that the problem
#above has similarity in structure: a loop  with
#a condition within;
#but has important difference about what is kept and
#what is left out
disvowel =''
for char in s:
    if char not in 'aeiou':
        disvowel = disvowel + char
 

print disvowel

#From handout #7 Q3
phrase = raw_input("phrase?")
letter = raw_input("letter?")

if letter.upper() or letter in phrase:
    print letter, " is in ", phrase
else:
    print "no"