save project

lll.py

@@ -5,9 +5,12 @@ import random
 list=["石头","剪刀","布"]
 a=random.choice(list)
 print("人机出拳:"+a)
-if b==a:
-    print("平局")
-elif (b=="石头" and a=="剪刀") or (b=="布" and a=="石头") or (b=="剪刀" and a=="布"):
-    print("玩家胜利")
+if b in list:
+    if b==a:
+        print("平局")
+    elif (b=="石头" and a=="剪刀") or (b=="布" and a=="石头") or (b=="剪刀" and a=="布"):
+        print("玩家胜利")
+    else:
+        print("计算机胜利")
 else:
-    print("计算机胜利")
\ No newline at end of file
+    print("输入错误")
\ No newline at end of file