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The rec.puzzles Hall of Fame is a compilation of over 500 of the most popular puzzles that have been posted and discussed in the rec.puzzles newsgroup. In most cases a detailed solution has been provided.

Many of these puzzles also appear in Braingle's own collection.

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Categories : combinatorics : paths.through.grid.p

How many distict paths exist from one corner of a rectangular grid to the
opposite corner, traveling along edges without reusing an edge?

Solution

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