save project

bug.py

 username="13895109418"
 userpassword="166013248"
-name=input("用户名")
-password=input("密码")
-if name ==username and password ==userpassword:
-    print("已登录")
+while True:
+    name=input("用户名")
+    password=input("密码")
+    if name ==username and password ==userpassword:
+        print("已登录")
+        break
+    print("密码或用户不正确")
+print("欢迎来到bilibili")