A program that parses a sudoku into CNF clauses encoded in DIMACS format, uses the CaDiCaL SAT solver to solve them and transforms the result to a sudoku again with the solution.

For the uninitiated, Scrabble is a word-based board game, where between two and four players score points by contributing to ...

Imagine Jo: Everyone in Jo's life recognizes her as an outstanding problem solver. She's the type of person who seems capable ...

Sudoku is more than just a pastime; it’s a mental workout that sharpens logic, patience, and problem-solving skills. From casual enthusiasts to competitive solvers, players are constantly seeking ways ...

Leisure is a well-being booster. Both quick “breathers” and deeper “restorers” matter—but research shows that frequent, ...

In our new series Joy Diaries, we ask Canadians from fields spanning comedy, cooking, business and the arts to let us in on ...