kanwei/algorithms — pull request #10 by loganb (2012-04-09 04:15:26+00:00)
Title: Fix 1.9 compile error and add Heap#next_key method

Hello,

I fixed a compile error (on 1.9) in string.c and I added a method next_key to inspect the key for the next value in the heap. I'd love to get this into a new release of algorithms!