SysTray with balloon tooltips demonstrates the Shell_NotifyIcon function

Free

Remove Duplicate Characters removes any duplicated letters in any string

Free

Sorting and Searching Algorithms code contains all the common sorting/searching

Free

Linear Equation Program uses some preschool algebra equations to calculate

Free

Simple Negative Number Check checks whether a passed argument is negative or not

Free

Computational Geometry Algorithms Library (CGAL) offers data structures

Free

arabic numeral converter to roman numerals will produce roman numbers.

Free