save project

diy1.py

 Username="python"
 Username="python"
 userpassword="123456"
 userpassword="123456"
-name=input("请输名")
-password=("请输密码")
-if name==Username and password==userpassword:
-    pirnt("登录成功")
+while True:
+    name=input("请输名")
+    password=input("请输密码")
+    if name==Username and password==userpassword:
\ No newline at end of file
+        print("登录成功")
+        break
+    print("请重输")
+print("欢迎来到贝尔编程")    
\ No newline at end of file