Use an array instead of a map for keeping track of the location of each block.
Introduce class to encapsulate method parameters.
Implementation of the commands "move over", "pile onto" and "pile over" and refactoring.
Initialize array of lists with new List[] instead of new ArrayList[].
Added proper IO.
Fixed bug and restructured classes.
Output needs to have a newline character at the end of the last line in order to be accepted by the UVa online judge.
Added problem description.
Create README.md
First commit of a solution to the Ecological Bin Packing problem.
Added IO handling and problem description.
Renamed class Main to avoid name conflicts.
Solution for the 'Stacking Boxes' problem.
Re-ordered code and introduced long as data type for the product calculation to prevent overflows.
Added TODO.