// include the latest version of the regex crate in your Cargo.toml
extern crate regex;
use regex::Regex;
fn main() {
let regex = Regex::new(r"^while ((?=\S)[1di\W]|an|eval|nput|nt|or|pr){55}s(?1){45}n...$").unwrap();
let string = "while ord>eval:1;int,eval=int<1and(int,eval+1)or(-input(),1);i=int;ord=i*i;print'%*s'%(-i,(eval+~i+~-eval%-i*~1,eval)[eval/i&1])+'\\nt'[:-1<eval%int],";
// result will be an iterator over tuples containing the start and end indices for each match in the string
let result = regex.captures_iter(string);
for mat in result {
println!("{:?}", mat);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Rust, please visit: https://docs.rs/regex/latest/regex/