bc는 유닉스/리눅스가 설치된 한경이면 어디든 있는 계산기 프로그램이다. bc 사용 메뉴얼 $ man bc NAME bc - An arbitrary precision calculator language SYNTAX bc [ -hlwsqv ] [long-options] [ file ... ] DESCRIPTION bc is a language that supports arbitrary precision numbers with inter‐ active execution of statements. There are some similarities in the syntax to the C programming language. A standard math library is available by command..