Thank you for your being here!
These are some CTF challenges I have solved, some of challenges I have written after reading some hints from other people.
I'm just a newbie learn how to play CTF so I am very happy to receive any advice from you.
I mainly focus on web so most of my challenges are web challenges.
Hope it will be useful for you.
More writeup here: https://dyn20.gitbook.io/writeup-ctf/