1119H. Triple
Ruby IV
๊ณ ์† ํ‘ธ๋ฆฌ์— ๋ณ€ํ™˜์ˆ˜ํ•™๊ฐ€์šฐ์Šค ์†Œ๊ฑฐ๋ฒ•๊ตฌํ˜„์„ ํ˜•๋Œ€์ˆ˜ํ•™
Codeforces

์ด ๋ฌธ์ œ์— ๋Œ€ํ•œ ๊ฐ€์ด๋“œ

์•„์ง ์ž‘์„ฑ๋œ ๊ฐ€์ด๋“œ๊ฐ€ ์—†์Šต๋‹ˆ๋‹ค.

์ด ๋ฌธ์ œ๋ฅผ ํฌํ•จํ•˜๋Š” ๋ฌธ์ œ์ง‘