The n-queens problem is about finding how many different ways queens can be placed on a chessboard so that none attack each other.

The n­ -Queens problem is to place n number of chess queens on an n by n chessboard so that no two queens can attack each other, meaning that they don’t share the same row, column or diagonal ...

Local Search ¶ in many problems, the path that was taken to get to a goal doesn’t matter e.g. in the n-queens problems, it doesn’t matter in what order the queens were placed on the board; all we care ...

Solving the P vs NP problem is one of mathematics’ most intractable puzzles and there’s big prize money for the first to do so.