pre-sort
verbUK /ˌpriːˈsɔːt/
US /ˌpriːˈsɔːrt/
To put things in groups before you do something else with them.
We pre-sort the recycling into paper, plastic, and glass before taking it outside.
OTHER MEANINGS
2. To arrange items in order ahead of time, as in mail or data processing.
The post office pre-sorts letters by zip code to speed up delivery.
3. In computing, to organize data before a main sorting step.
The program pre-sorts the records to make the final sort faster.
4. To decide the order of players or teams before a game or event.
The coaches pre-sort the teams into groups before the tournament begins.