codingame - MEDIUM - Heat Detector

codingame - MEDIUM - Skynet: the Virus

OpenCTF 2015 - Sigil of Darkness

OpenCTF 2015 - blackSmoke - highLow

acmicpc.net - 7476 - 최대 공통 증가 수열

Defcon Qual 2015 - accesscontrol

Defcon Qual 2015 - babyecho

VolgaCTF 2015 - captcha

UVA - 1160 - X-plosives

PCTF 2015 - pwnable-I - EBP

dovelet - 옥상1 - 사각형 전체 면적구하기/rect_area

LOB - level16 - (assassin->zombie_assassin) fake ebp와 leave ret을 이용한 eip 변조