pub fn to_ascii_equivalent(input: &str) -> String {
input.chars().map(map_char).collect()
}
fn map_char(c: char) -> char {
match c {
'ƒ' => 'f',
'р' => 'p',
'а' => 'a',
'о' => 'o',
'е' => 'e',
'с' => 'c',
'у' => 'y',
'х' => 'x',
'і' => 'i',
_ => c,
}
}