by Sunil Kumar ·
The puzzle uses maths. Can be attributed as Maths Puzzle. It follows the following rules.
Take a matrix of any size greater than 4×4. Now what you have to do is use the integers -1, 0, 1 only any number of times and all the rows and columns must sum to a different number. Lets go ahead….. Try this
by Sunil Kumar · Published September 18, 2017
by Sunil Kumar · Published June 6, 2007 · Last modified July 26, 2017
by Sunil Kumar · Published July 1, 2017 · Last modified July 26, 2017
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