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From Minus One to Plus One (Posted on 2007-06-13) Difficulty: 3 of 5
 +---+---+---+---+
 |   |   |   |   |
 +---+---+---+---+
 |   |   |   |   |
 +---+---+---+---+
 |   |   |   |   |
 +---+---+---+---+
 |   |   |   |   |
 +---+---+---+---+

In each cell of the above matrix, place 1, -1 or 0 in such a way that each row and column has a different total.

The solution I have posted is not unique.

Can you make one more larger matrix with the same conditions?

The inspiration for this puzzle came from Anand Rao at Puzzleteasers.

See The Solution Submitted by Josie Faulkner    
Rating: 4.4000 (5 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
Solutiongeneral solution for evenJer2007-06-14 14:22:27
re: computer solutionJer2007-06-14 09:05:22
re: computer solutionJosie Faulkner2007-06-13 16:50:43
Solutioncomputer solutionCharlie2007-06-13 16:13:57
re: One answerJosie Faulkner2007-06-13 15:33:29
One answerJoe2007-06-13 14:40:21
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