Start with Method 1 (manual) to understand the grid logic, then evolve to Method 2 for interactive puzzles. Avoid attempting full automation unless you have strong VBA skills. End of Report
[1] [ ] [ ] [#] [#] [#] [2] [ ] [ ] [#] [#] [#] [3] [ ] [ ] [4] [ ] [ ] [#] [5] [ ] [#] [#] [ ] [ ] Where [ ] = empty cell (letter), [#] = black cell
