# L-9 MCS 260 Mon 17 Sep 2007  test on string 
#
# the program shows some intrinsic operations
# on strings, classifying an input string
#
s = raw_input('Give a number : ')
show = '\"' + s + '\"'
if s.isalpha():
   print show + ' is alphabetic '
elif s.isdigit():
   print show + ' consist of digits only'
elif s.isalnum():
   print show + ' is alphanumeric '
else:
   print show + ' fails all tests'