save project

tt.py

@@ -4,12 +4,13 @@ import random
 list=["石头","剪刀","布"]
 computer=random.choice(list)
 print(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("恭喜，你赢")
-else :
-    print("很遗憾，你输")
-
+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("恭喜，你赢")
+    else :
+        print("很遗憾，你输")
+else: 
+    print("输入错误")