43% SLOWER implementation
pub fn experimental_uniques<T: std::cmp::PartialEq<T> + std::clone::Clone>(a: Vec<T>, b: Vec<T>) -> Vec<Vec<T>> {
let mut first_uniq = a.clone();
let mut second_uniq = b.clone();
let mut x = first_uniq.len();
'outer: loop {
x -= 1;
let mut y = second_uniq.len();
let mut removed = false;
'inner: loop {
y -= 1;
if first_uniq[x] == second_uniq[y] {
first_uniq.remove(x);
second_uniq.remove(y);
removed = true
}
if x == 0{
if y == 0{
break 'outer
}
}
else {
if y == 0{
break
}
if removed {
continue 'outer
}
}
}
}
vec![first_uniq, second_uniq]
}