Merge Sort

Everybody has their favorite algorithms, and merge sort happens to be one of  mine. It's also one of the definitive "Divide and Conquer" algorithms. There is a certain elegance to merge sort, and unlike Quicksort, it is a

Binary Search Trees

Binary Search Trees are pervasive in computer science, their usefulness can not be overemphasized. From parsing, to searching, to sorting they pop up everywhere, even underpinning other ADT. They offer quick look up times

Rounding Numbers

Rounding numbers is rudimentary math, often times we do it in our head without even realizing we've done it.

How can i....

An interesting issue many new programmers come up against when first getting their feet wet is the scenario of implementing a function that either MUST return multiple variables, or would greatly benefit from doing so. Thou

Extensible Sorting

You may have encountered this situation before: You have a collection of objects that need sorting, but you want to be able to sort the objects differently depending upon which value or values you use to sort them. In