Search found 2 matches

by Alvaro
Tue Jul 27, 2004 1:08 am
Forum: Volume 8 (800-899)
Topic: 896 - Board Game
Replies: 4
Views: 1894

I agree. It would be a draw if you add an extra empty square at the end of the row, though.
by Alvaro
Fri Oct 11, 2002 9:24 pm
Forum: Volume 1 (100-199)
Topic: 135 - No Rectangles
Replies: 24
Views: 4674

Two solutions

I'll illustrate the solutions with 4 ones per row and column. They work with any (p+1), with p being a prime number. Here, p=3, in problem 135, p=11. SOLUTION 1) Start building this part of the matrix: 1111000000000 1000111000000 1000000111000 1000000000111 0100 0100 0100 0010 0010 0010 0001 0001 00...

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