save project

登录.py

-username ="ABC"
-username ="ABC"
-userpassword="111111"
-name=input("请输入用户名:")
-password=input("请输入密码：")
-if username == name and userpassword == password:
-    print("登陆成功!")
+username ="A"
+username ="A"
+userpassword="1"
+
+while True:
+    name=input("请输入用户名:")
+    password=input("请输入密码：")
\ No newline at end of file
+    if username == name and userpassword == password:
+        print("登陆成功!")
+        print("欢迎来到贝尔积分兑换中心")
+        break
+    print("登录失败，请重新输入！")
+