3.4. Recycling Solver Instances

• Starting from Freecell Solver 2.6.0, it can recycle instances so that they will have the same configuration as before, but still would be a candidate for trying to solve another board.
• This involved quite a lot of delicate coding to make sure that everything works perfectly, as the initialization and freeing up of an FCS instance is very complex.

Written by Shlomi Fish