use std::env;
use std::io::{self, Read};
use wana_kana::ConvertJapanese;
fn main() {
let args: String = env::args().skip(1).collect::<Vec<String>>().join(" ");
if !args.is_empty() {
println!("{}", (&args).to_romaji());
} else {
let mut buffer = String::new();
io::stdin().read_to_string(&mut buffer).unwrap();
if !buffer.is_empty() {
print!("{}", (&buffer).to_romaji());
}
}
}