#  说明：21点游戏
#  语言：python
#  作者：www.cnweblog.com/luxun
#  日期：2007-03-08
import  string
import  random
    
def  play():
    again  =   " y "
     while  again  ==   " y " :
        your  =  random.choice([ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 ])

        pc  =  random.choice([ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 ])
         while  pc  <   15 :
            pc  +=  random.choice([ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 ])

        s  =   " y "
         while  s  ==   " y " :
             print   " you have  " , your,  "  points. "
            s  =  raw_input( " if you want more please input y, otherwise input another word.\n " )
             if  s  ==   " y " :
                your  +=  random.choice([ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 ])
                 if  your  >   21 :
                     print   " you are very big!!! your points: " , your

         print   " PC has  " , pc , " points "
         if  your  >   21 : 
             print ( " you lose! " )
         else :
             if  pc  >   21 : 
                 print ( " you win!!! " )
             elif  your  >  pc:
                 print ( " you win!!! " )
             else :
                 print ( " you lose! " )

        again  =  raw_input( " if you want to play again please input y, quit input another word.\n " )


if   __name__   ==   " __main__ " :
    play()