If You Want to Look Ahead...

This post originally appeared on the Software Carpentry website.

Our previous post said that there was a bug in the first complete version of our invasion percolation program, and offered a Software Carpentry mug to the first person to find it. If you're the sort who prefers to look up the answers in the back, we've just posted the solution as episode 8 in the series on program design. For reference, here's the lecture so far:

1. Introduction
2. The Grid
3. Aliasing
4. Randomness
5. Finding Neighbors
6. Resolving Ties
7. Assembling the Program
8. Bugs