Minor Project using cpp

Question

Help me to make a minor project using c++. Give me some suggestions of topics that can I make using cpp.

Answer 1

Create a series of functions that can be used to manipulate arrays.
min(array)
max(array)
pop(array)
append(array)
reverse(array)

You can make it as simple or complicated as you want to.

Or funcs for string manipulation.
lower()
upper()
title()
etc.....