save project

diy1.py

@@ -6,9 +6,12 @@ import random
 list=["石头","剪刀","布"]
 yy=random.choice(list)
 print("计算机出拳："+yy)
-if xx==yy:
-    print("平手")
-elif (xx=="石头" and yy=="剪刀")or(xx=="剪刀" and yy=="布")or(xx=="布" and yy=="石头"):
-    print("赢")
+if xx in list:
+    if xx==yy:
+        print("平手")
+    elif (xx=="石头" and yy=="剪刀")or(xx=="剪刀" and yy=="布")or(xx=="布" and yy=="石头"):
+        print("赢")
+    else:
+        print("输")
 else:
-    print("输")
\ No newline at end of file
+    print("失效")
\ No newline at end of file