save project

diy1.py

@@ -4,13 +4,16 @@ print("玩家出拳:"+player)
 #电脑出拳
 import random
 list=["石头","剪刀","布"]
-computer=random.choice(list)
-print("电脑出拳:"+computer)
 #显示结果
-if player == computer:
-    print("平局")
-elif (player == "剪刀" and computer == "布") or (player == "石头" and computer == "剪刀" ) or (player == "布" and computer == "石头"):
-    print("恭喜，你赢了")
-else: 
-    print("很遗憾，你输了")
-
+if player in list:
+    computer=random.choice(list)
+    print("电脑出拳:"+computer)
+    if player == computer:
+        print("平局")
+    elif (player == "剪刀" and computer == "布") or (player == "石头" and computer == "剪刀" ) or (player == "布" and computer == "石头"):
+        print("恭喜，你赢了")
+    else: 
+        print("很遗憾，你输了")
+#完善游戏
+else:
+    print("输入错误")