A new puzzle every Saturday. Solutions one week later.

1013 weeks, 1047 pages
19 years + 4 months +30 days
1013x7 = 7091 days since

Puzzle 898. Given a square filled of integres, get...

The last five news

Date Puzzle about Who
Oct-20-17 Puzzle 897 Emmanuel Vantieghem: He made a splendid work solving Q3. You should take a look of it.
Set-29-17 Puzzle 894

Puzzle 341

Emmanuel Vantieghem and Dmitry Kamenetsky

Edouard Debonneuil

Set -22-17 Puzzle 893

Conjecture 77

Jan van Delden

A. Kourbatov

Set-15-17 Problem 70 Dmitry Kamenetsky and Jan van Delden
Set-1-17 Puzzle 891 Carlos Rivera, Emmanuel Vantieghem, Dmitry Kamenetsky and T. D. Noe


These pages will be updated every Saturday morning -- Last Modified on: Friday, 20-Oct-2017 17:40:33 MDT

"Many thanks to Martha Rivera, Miguel H. Rivera and  G. L. Honaker, Jr. for reviewing and correcting the  very first version of these pages, dated on May 23, 1998 "

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