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# System prepended metadata

title: CTF Writeups

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# [CTF Writeups](https://hackmd.io/@esrever/SkCRBlB6D)

## [pbctf 2020](http://ctftime.org/event/1121)
- [Find rbtree](/s/Sk70bwlhD)
- [Strong Cipher](/s/rJVJ-ug2v)

## [0CTF/TCTF 2020 Quals](http://ctftime.org/event/1026)
- [sham](/s/HJmDYSJud)