echo
[tee](https://texonom.com/tee-828328d599644e639845619b16a99034) 


### use printf

option board
-e
-c
등등
> [[Bash] echo 옵션 예제들 | 퍼니오 호스팅](https://fun25.co.kr/blog/bash-echo-options-example/?page=10)






