2012 Qualifying problem A first pass
2012 Qualifying problem A done
2012 Qualifying problem B done
2012 Qualifying problem B small done
2012 Qualifying problem B large done
2012 Qualifying problem D sample done
2012 Qualifying problem D small done
2012 Qualifying problem D large done
2012 Qualifying problem C WIP
2012 Qualifying problem C corner cases
2012 Qualifying problem C WIP
2012 Qualifying problem C rewrite WIP

So...  many..  corner cases...