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A square question (Posted on 2010-10-12) Difficulty: 3 of 5
1. Given a 7*9 grid with distinguishable (e.g. numbered) tokens on each square.
2. Move each one of the tokens to a neighboring place (horizontally, vertically-but not diagonally).
3. Evaluate the number of possible distinct solutions.

Remember: each token has to arrive to a square occupied initially by its neighbor.

4. Please submit the final answer and the amount of time spent to get it.

See The Solution Submitted by Ady TZIDON    
Rating: 3.0000 (2 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Some Thoughtsre: Fast solution (spoiler), indeedAdy TZIDON2010-10-13 04:57:30
SolutionFast solution (spoiler)Steve Herman2010-10-12 23:42:37
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