Best way to improve Problem solving skills - Guide Me

Help community!
how i can join long challenge contest?
how i can learn math for cp?
where i learn algorithm used to solve cp problems?

guide me!

Google it!

Well, you don’t need to get too worried about any kind of contest. I will recommend you to learn about basics means if your foundation will be good then no-one can stop you to get what you are looking for.

Thank you bhai