8 Queens problem app for iPhone and iPad

4.0 ( 9180 ratings )

Games Puzzle
Developer: Konstantin Pupkov

Free

Current version: 1.4, last update: 8 years ago
First release : 06 Jan 2015
App size: 4.45 Mb

The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each other. Thus, a solution requires that no two queens share the same row, column, or diagonal.