One easy example that is hinted at on the Wikipedia page is solving Sudoku problems. You can read more here: http://www.ocf.berkeley.edu/~jchu/publicportal/sudo

One easy example that is hinted at on the Wikipedia page is solving Sudoku problems. You can read more here: http://www.ocf.berkeley.edu/~jchu/publicportal/sudoku/sudoku.paper.html http://www.ocf.berkeley.edu/~jchu/publicportal/sudoku/sudoku...