| extern crate regex; | |
| use std::io::{self, Read}; | |
| macro_rules! regex { | |
| ($re:expr) => {{ | |
| use regex::internal::ExecBuilder; | |
| ExecBuilder::new($re).build().unwrap().into_regex() | |
| }} | |
| } | |
| fn main() { | |
| let mut seq = String::with_capacity(50 * (1 << 20)); | |
| io::stdin().read_to_string(&mut seq).unwrap(); | |
| let ilen = seq.len(); | |
| seq = regex!(">[^\n]*\n|\n").replace_all(&seq, "").into_owned(); | |
| println!("original: {}, replaced: {}", ilen, seq.len()); | |
| } |