save project

1.py

@@ -4,14 +4,16 @@ print("玩家出拳："+player)
 a=["石头","剪刀","布"]
 b=random.choice(a)
 print(b)
-if player==b:
-    print("平局")
-elif player=="石头" and b=="剪刀":
-    print("你赢了") 
-elif player=="剪刀" and b=="布":
-    print("你赢了")
-elif player=="布" and b=="石头":
-    print("你赢了")
+if player in a:
+    if player==b:
+        print("平局")
+    elif player=="石头" and b=="剪刀":
+        print("你赢了") 
+    elif player=="剪刀" and b=="布":
+        print("你赢了")
+    elif player=="布" and b=="石头":
+        print("你赢了")
+    else:
+        print("你输了")
 else:
-    print("你输了")
-    
+    print("输入错误") 
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