save project

1.py

@@ -4,13 +4,16 @@ print("玩家出拳"+a)
 list = ["石头","剪刀","布"]
 list = ["石头","剪刀","布"]
 b = random.choice(list)
 b = random.choice(list)
 print("计算机出拳"+b)
 print("计算机出拳"+b)
-if a == b :
-    print("平局")
-elif a == "石头" and b == "剪刀":
-    print("you win")
-elif a == "剪刀" and b == "布":
-    print("you win")
-elif a == "布" and b == "石头":
-    print("you win")
+if a in list:
+    if a == b :
+        print("平局")
+    elif a == "石头" and b == "剪刀":
+        print("you win")
+    elif a == "剪刀" and b == "布":
+        print("you win")
+    elif a == "布" and b == "石头":
+        print("you win")
+    else:
+        print("你输了")
 else:
 else:
-    print("你输了")
+    print("输入错误")
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