Jacques Mattheij has got the first part covered (kind of): https://jacquesmattheij.com/sorting-two-metric-tons-of-lego/ https://jacquesmattheij.com/sorting-two-

Jacques Mattheij has got the first part covered (kind of): https://jacquesmattheij.com/sorting-two-metric-tons-of-lego/ https://jacquesmattheij.com/sorting-two-metric-tons-of-lego/ https://jacquesmattheij.com/sorting-lego-many-questions-and-this-is-what-the-result-looks-like/ https://jacquesmattheij.com/sorting-lego-many-questions-and-... for a follow up and more links.