Use bc
in the Rust Programming Language.
let result = bc::bc!("2 + 6");
assert_eq!("8", result.unwrap());
let result = bc::bc!("2.5 + 6");
assert_eq!("8.5", result.unwrap());
let result = bc::bc_timeout!("99^99");
assert_eq!("369729637649726772657187905628805440595668764281741102430259972423552570455277523421410650010128232727940978889548326540119429996769494359451621570193644014418071060667659301384999779999159200499899", result.unwrap());
let result = bc::bc_timeout!(20, "99^99");
assert_eq!("369729637649726772657187905628805440595668764281741102430259972423552570455277523421410650010128232727940978889548326540119429996769494359451621570193644014418071060667659301384999779999159200499899", result.unwrap());