git-svn-id: https://svn.divms.uiowa.edu/repos/clc/class/111-spring14-submit/alstarr@15543 bd178f5f-7bea-4014-844f-495ca19b8805
Initial commit for hw3.
Merge branch 'master' of https://github.com/AlexanderStarr/HW_PLC into HEAD