Course of Raku / Addendum 🆕 / Types and text machines / Objects and classes / Exercises
A stack class
Problem
Write a Stack class with methods to push a value, pop
the top value, peek at the top without removing it, and report its size.
Push 1, 2, 3, then print the
result of peeking, popping, and asking for the size.
Example
The program prints:
3
3
2