pub fn histogram_u32(data: &[u32], num_buckets: usize) -> Vec<u32>Expand description
Parallel histogram: count occurrences of data[i] % num_buckets per bucket.
Each rayon thread builds a private histogram; results are summed at the end.
Returns a Vecu32of lengthnum_buckets`.
ยงPanics
Panics if num_buckets == 0.