save project

diy1.py

@@ -6,13 +6,16 @@ while True:
     lis=['石头','剪刀','布']
     com=random.choice(lis)
     print("电脑出拳:"+com)
-    if com==player:
-        print('平局')
-    elif com=='石头' and player=='布':
-        print('win')
-    elif com=='布' and player=='剪刀':
-        print('win')
-    elif com=='剪刀' and player=='石头':
-        print('win')
+    if player in lis:
+        if com==player:
+            print('平局')
+        elif com=='石头' and player=='布':
+            print('win')
+        elif com=='布' and player=='剪刀':
+            print('win')
+        elif com=='剪刀' and player=='石头':
+            print('win')
+        else:
+            print('lose')
     else:
-        print('lose')
\ No newline at end of file
+        print('mistake')
\ No newline at end of file