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Python1 练习

#!/usr/bin/env python
#codingutf-8
count = 0
while count < 3:
   username = raw_input("USERNAME:")
   password = raw_input("PASSWORD:")
   if username == "user" and password == "123":
       print "welcome!!!"
       
break
   elif
username != "user" and password != "123":
       print "username or password wrong!!!"
   
elif username == "user" and password != "123":
       print "password is wrong!!!"
   
elif username != "user" and password == "123":
       print "username or password is wrong!!!"
   
count +=1
   
if count == 3:
       print "go away ang don‘t back!!!"

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Python1 练习