Hello everyone!!!

Have a good day.

I want to learn sweep line but can't find any basic knowledge related to it. I really want to learn sweep line, please send me some websites or some videos about sweep line.

Please give me some prolems related to sweep line (from easy to difficult).

Thank you to everyone who took the time to read this status!

If there are any grammatical mistakes, please forgive me.

If the post is not polite, I apologize