save project

diy1.py

@@ -4,9 +4,12 @@ print("玩家出拳:"+b)
 list["石头","剪刀","布"]
 list["石头","剪刀","布"]
 a=random.choice(list)
 a=random.choice(list)
 print("人机:"+a)
 print("人机:"+a)
-if a==b:
-    print("平局")
-elif (b=="石头" and a=="剪刀") or (b=="剪刀" and a=="布") or (b=="布" and a=="石头"):
-    print("赢")
+if b in list:
+    if a==b:
+        print("平局")
+    elif (b=="石头" and a=="剪刀") or (b=="剪刀" and a=="布") or (b=="布" and a=="石头"):
+        print("赢")
+    else:
+        print("输")
 else:
 else:
-    print("输")
+    print("错误")
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