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bekroogle / grid-shading-puzzle

This is going to be a digital version of the GCHQ's Christmas card crypto puzzle.
http://bekroogle.github.io/grid-shading-puzzle
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Cell Lock not in redo stack #2

Open bekroogle opened 8 years ago

bekroogle commented 8 years ago

After locking a cell, it can be unlocked via undo, but it can not be relocked at that point by using redo.