save project

diy1.py

@@ -4,9 +4,12 @@ print("玩家出拳："+a1)
 list1=["石头","剪刀","布"]
 a2=random.choice(list1)
 print(a2)
-if a1==a2:
-    print("平")
-elif:(a1=="布" and a2=="拳头")or(a1=="剪刀" and a2=="布")or(a1=="石头" and a2=="剪刀")
-    print("胜")
+if a1 in list1:
+    if a1==a2:
+        print("平")
+    elif:(a1=="布" and a2=="拳头")or(a1=="剪刀" and a2=="布")or(a1=="石头" and a2=="剪刀")
+        print("胜")
+    else:
+        print("败")
 else:
-    print("败")
\ No newline at end of file
+    print("输入无效")
\ No newline at end of file