fn precompute_congruences(limit: usize) -> Box<[u8]> {
    (1..limit).map(|x| modexp(x, x, 250) as u8)
            .collect::<Vec<_>>()
            .into_boxed_slice()
}
/// Compute the congruences of the subset.
Compute the congruences of the subset.
Compute the congruences of the subset .
fn precompute_congruences(limit: usize) -> Box<[u8]> {
    (1..limit).map(|x| modexp(x, x, 250) as u8)
            .collect::<Vec<_>>()
            .into_boxed_slice()
}
fn precompute_congruences ( limit : usize ) -> Box < [ u8 ] > { ( 1 .. limit ) . map ( | x | modexp ( x , x , 250 ) as u8 ) . collect :: < Vec < _ > > ( ) . into_boxed_slice ( ) }
Compute the congruences of the subset.
Compute the congruences of the subset .
limit
usize