save project

diy.py

@@ -3,13 +3,15 @@ while True:
       print('玩家请出拳'+player)
       import random
       list=['石头','剪刀','布']
-      computer=random.choice(list)
-      print(computer)
-      if player==computer:
-          print('平局')
-      elif((player=='石头' and computer=='剪刀') or (player=='布' and computer=='石头') or (player=='剪刀' and computer=='布')):
-          print('你赢了！')
-      else:
-          print('你输了！')
+      if player in list:
+         computer=random.choice(list)
+         print(computer)
+         if player==computer:
+            print('平局')
+         elif((player=='石头' and computer=='剪刀') or (player=='布' and computer=='石头') or (player=='剪刀' and computer=='布')):
+              print('你赢了！')
+         else:
+              
+             print('你输了！')