save project

diy1.py

@@ -4,11 +4,13 @@ import random
 list=["石头","剪刀","布"]
 letter=random.choice(list)
 print("计算机出拳"+letter)
-if (player==letter): 
-    print("平局")
-elif (player=="石头"and letter=="剪刀") or (player=="布" and letter=="石头") or (player=="剪刀" and letter=="布"):
-    print("恭喜，你赢了")
+if player in list:
+    if (player==letter): 
+        print("平局")
+    elif (player=="石头"and letter=="剪刀") or (player=="布" and letter=="石头") or (player=="剪刀" and letter=="布"):
+        print("恭喜，你赢了")
+    else:
+        print("很遗憾，你输了")
 else:
-    print("很遗憾，你输了")
-
+    print("输入错误")
     
\ No newline at end of file