wordfile = open('/usr/share/dict/words', 'r')
words = wordfile.readlines()
wordfile.close()

length = int(raw_input("How many letters is it? "))
words = [word.strip() for word in words if len(word.strip()) == length]
print str(len(words)) + ' possibilities'

firstletter = raw_input("What is the first letter? ")
words = [word for word in words if word.upper().startswith(firstletter.upper())]
print str(len(words)) + ' possibilities'

lastletter = raw_input("What is the last letter? ")
words = [word for word in words if word.upper().endswith(lastletter.upper())]
print str(len(words)) + ' possibilities'

beaten = False
for i in range(10):
        answer = raw_input( 'is the word ' + words[i] + '? ')
        if answer.lower().strip().startswith("y"):
                print "You win!"
                beaten = True
                break

if not beaten:
        print "HA! Told you I was smart!"