save project

diy1.py

@@ -4,15 +4,18 @@ import random
 list=["石头","剪刀","布"]
 computer=random.choice(list)
 print("电脑出拳:" + computer)
-if player == computer:
-    print("平局")
-elif (player == "石头" and computer == "剪刀") or (player == "剪刀" and computer == "布") or (player == "布" and computer == "石头"):
-    print("玩家胜利")
-else :
-    
-    print("玩家失败")
-
-    
+if player in list:
+    if player == computer:
+        print("平局")
+    elif (player == "石头" and computer == "剪刀") or (player == "剪刀" and computer == "布") or (player == "布" and computer == "石头"):
+        print("玩家胜利")
+    else :
+        
+        print("玩家失败")
+
+else: 
+    print("输入错误") 
+