save project

diy1.py

@@ -5,10 +5,12 @@ import random
 list=["剪刀","石头","布"]
 list=["剪刀","石头","布"]
 com = random.choice(list)
 com = random.choice(list)
 print("电脑出拳"+com)
 print("电脑出拳"+com)
-if player==com:
-    print("平局")
-elif(player=="石头" and com=="剪刀") or (player=="布" and com=="石头" )or (player=="布" and com=="石头"): 
-    print("玩家赢了")    
-else:  
-    print("玩家输了")
-
+if player in list:
+    if player==com:
+        print("平局")
+    elif(player=="石头" and com=="剪刀") or (player=="布" and com=="石头" )or (player=="布" and com=="石头"): 
+        print("玩家赢了")    
+    else:  
+        print("玩家输了")
+else:
+    print("输入错误")