save project

diy1.py

@@ -4,13 +4,16 @@ 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":
-    print("你赢了！")
-elif player=="剪刀" and computer=="布":
-    print("你赢了！")
-elif player=="布" and computer=="石头":
-    print("你赢了！")
+if player in list:
+    if player==computer:
+        print("平局！")
+    elif player=="石头" and computer=="剪刀":
+        print("你赢了！")
+    elif player=="剪刀" and computer=="布":
+        print("你赢了！")
+    elif player=="布" and computer=="石头":
+        print("你赢了！")
+    else:
+        print("你输了！")
 else:
-    print("你输了！")
\ No newline at end of file
+    print("错误")
\ No newline at end of file