16 lines
326 B
Rust
16 lines
326 B
Rust
use std::io;
|
|
use std::collections::HashSet;
|
|
|
|
fn main() {
|
|
let mut s = String::new();
|
|
io::stdin().read_line(&mut s).unwrap();
|
|
|
|
let mut seen = HashSet::new();
|
|
s.retain(|c| seen.insert(c));
|
|
|
|
if s.trim().len() % 2 != 0 {
|
|
println!("IGNORE HIM!");
|
|
} else {
|
|
println!("CHAT WITH HER!");
|
|
}
|
|
}
|