# Chapter 5: Character Input/Output and String Functions¶

## C22INI, Page number:452¶

In [1]:
#Get input
print "What is your first initial?"
initial=raw_input()

#Check if it is an alphabet
while not initial.isalpha():
print "That was not a valid initial!"
print "What is your first initial?"
initial=raw_input()
print "Thanks"

What is your first initial?
p
Thanks


## C22GB, Page number:454¶

In [2]:
#Get input
#ans=raw_input("Are you a girl or a boy (G/B)? ")
ans="b"
ans=ans.upper()
if ans=='G':
print "You look pretty today!\n"
else:
if ans=='B':
print "You look handsome today!\n"
else:

You look handsome today!



## C22GPS1, Page number:459¶

In [3]:
#get book title
#book=raw_input("What is the book title? ")
book="Mary and Her Lambs"
#print book title
print book
print "Thanks for the book!\n"

Mary and Her Lambs
Thanks for the book!



## C22ABS, Page number:463¶

In [4]:
#Get input
#age1=input("\nWhat is the first child's age? ")
#age2=input("\nWhat is the second child's age? ")
age1=10
age2=12
diff=age1-age2
# abs() function determines absolute value
diff=abs(diff)
#Result
print "\nThey are ",diff," years apart."

They are  2  years apart.