posted by
oldbloke at 09:17pm on 02/06/2007 under embarrasment, killer, mathematics, puzzles, sudoku
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I'm embarrassed.
It was only today that I realised that the fact that sum(1..9)=45 is a key part of solving Killer Sudoku.
All those backs of envelopes I could have saved...
It was only today that I realised that the fact that sum(1..9)=45 is a key part of solving Killer Sudoku.
All those backs of envelopes I could have saved...
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