Difference between revisions of "CSC111 Rock-Paper-Scissors Game"
(→Version 2) |
(→Version 2) |
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Line 104: | Line 104: | ||
</source> | </source> | ||
<br /> | <br /> | ||
+ | =Version 3= | ||
+ | <br /> | ||
+ | Even more tight, and still very efficient. | ||
+ | <br /> | ||
+ | <source lang="python"> | ||
+ | # rock-paper-scissors | ||
+ | # rock1.py | ||
+ | # D. Thiebaut | ||
+ | # example of the use of if-else for playing the game | ||
+ | # (this program is not very robust and will not work | ||
+ | # if the user does not enter an uppercase letter that is | ||
+ | # R, P, or S. | ||
+ | # | ||
+ | from random import choice | ||
+ | |||
+ | OPTIONS = [ 'R', 'P', 'S' ] | ||
+ | USERWINS = "You win!" | ||
+ | COMPUTERWINS = "I win!" | ||
+ | |||
+ | computer = choice( OPTIONS ) | ||
+ | print( computer ) | ||
+ | |||
+ | human = input( "Your play? " ) | ||
+ | |||
+ | print( "Your play: %s Computer Play: %s" % ( human, computer ) ) | ||
+ | |||
+ | if human==computer: | ||
+ | print( "It's a tie!" ) | ||
+ | elif human == 'P' and computer =='R' \ | ||
+ | or human == 'R' and computer =='S' \ | ||
+ | or human == 'S' and computer =='P': | ||
+ | print( USERWINS ) | ||
+ | else: | ||
+ | print( COMPUTERWINS ) | ||
+ | |||
+ | |||
+ | |||
+ | </source> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | <br /> | ||
+ | [[Category:CSC111]][[Category:Python]][[Category:Exercises]] |
Revision as of 10:41, 14 February 2014
--D. Thiebaut (talk) 09:35, 14 February 2014 (EST)
Version 1
# rock-paper-scissors
# rock1.py
# D. Thiebaut
# example of the use of if-else for playing the game
# (this program is not very robust and will not work
# if the user does not enter an uppercase letter that is
# R, P, or S.
#
from random import choice
#--- constants ----
OPTIONS = [ 'R', 'P', 'S' ]
USERWINS = "You win!"
COMPUTERWINS = "I win!"
#--- computer picks a letter ---
computer = choice( OPTIONS )
#print( computer )
#--- user picks a letter ---
human = input( "Your play? " )
print( "Your play: %s Computer Play: %s" % ( human, computer ) )
#--- decide who wins ---
if human==computer:
print( "It's a tie!" )
else:
if human == 'P':
# user plays Paper
if computer == 'S':
# computer plays Scissors
print( COMPUTERWINS )
else:
# computer plays 'R'
print( USERWINS )
else:
if human == 'R':
# user plays Rock
if computer == 'S':
#computer plays Scissors
print( USERWINS )
else:
# computer plays Paper
print( COMPUTERWINS )
else:
# user has played Scissors
if computer == 'R':
# computer plays Rock
print( COMPUTERWINS )
else:
# computer plays Paper
print( USERWINS )
Version 2
This is a tighter version. Shorter and still efficent.
# rock-paper-scissors
# rock1.py
# D. Thiebaut
# example of the use of if-else for playing the game
# (this program is not very robust and will not work
# if the user does not enter an uppercase letter that is
# R, P, or S.
#
from random import choice
OPTIONS = [ 'R', 'P', 'S' ]
USERWINS = "You win!"
COMPUTERWINS = "I win!"
computer = choice( OPTIONS )
print( computer )
human = input( "Your play? " )
print( "Your play: %s Computer Play: %s" % ( human, computer ) )
if human==computer:
print( "It's a tie!" )
elif human == 'P' and computer =='R':
print( USERWINS )
elif human == 'P' and computer =='S':
print( COMPUTERWINS )
elif human == 'R' and computer =='S':
print( USERWINS )
elif human == 'R' and computer =='P':
print( COMPUTERWINS )
elif human == 'S' and computer =='P':
print( USERWINS )
#elif human == 'S' and computer =='R':
else:
print( COMPUTERWINS )
Version 3
Even more tight, and still very efficient.
# rock-paper-scissors
# rock1.py
# D. Thiebaut
# example of the use of if-else for playing the game
# (this program is not very robust and will not work
# if the user does not enter an uppercase letter that is
# R, P, or S.
#
from random import choice
OPTIONS = [ 'R', 'P', 'S' ]
USERWINS = "You win!"
COMPUTERWINS = "I win!"
computer = choice( OPTIONS )
print( computer )
human = input( "Your play? " )
print( "Your play: %s Computer Play: %s" % ( human, computer ) )
if human==computer:
print( "It's a tie!" )
elif human == 'P' and computer =='R' \
or human == 'R' and computer =='S' \
or human == 'S' and computer =='P':
print( USERWINS )
else:
print( COMPUTERWINS )