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Problem

Restore this four-diamond figure:
It was scrambled by swapping pairs of rows, columns, and squares. Each of four squares is formed by four cells in a corner. This problem is inspired by a well known puzzle called 'Diamond 16'.

Select an option in one of drop-down boxes and the figure will be updated automatically.
You can undo the last transformation.

Warning:: This figure will change when you refresh this page, so do not reload this page and do not jump back until you find a correct solution.

 

 

                                

 

 

Netscape Navigator v.6 or older may size the board incorrectly.

Click here to return to the puzzle page

HTML/JavaScript: Copyright (c) 2003 Timothy Sakharov, Alexander Sakharov