1991-ํธ๋ฆฌ์ํ(ํธ๋ฆฌ), 5397-ํค๋ก๊ฑฐ(๋งํฌ๋๋ฆฌ์คํธ), 9663-N-Queen(์ฌ๊ท), 16300-H2O(ํ์ฑ) JOI ๋ฌธ์ TC https://gooddaytocode.blogspot.com/2016/12/japanese-olympiad-in-informatics-joi.html