The ToDo-List class to maintain an arbitrarily long list of tasks. Tasks are numbered for external reference by a human user. In this version, task numbers start at 0.

Based on the original by David J. Barnes and Michael Kölling @author n-c0de-r @version 2023.02.06

The Prime class calculates all primes to a certain given maximum value.

@author n-c0de-r @version 2023.02.06