How to automatically update a Google spreadsheet when other tables change and back?

Question

Google Apps Script

Good afternoon. There are, let's say, 5 tables, client tables and one admin table with the same structure, it's just that the admin has sheets for each client table. How to add a list of values ​​entered by the user to the admin table and vice versa?

Answer 1

importrange

Answer 2

Script with onEdit trigger