save project

diy2.py

@@ -6,5 +6,9 @@ while True:
     if name == username and password == userpassword:
         print("登录成功!")
         break
-    print("请重新登录")
-print("欢迎大家")
\ No newline at end of file
+    if username!=name:
+        print("用户名错了")
+    if userpassword!=password:
+        print("密码错了")
+    print("恭喜")
+    
\ No newline at end of file