Digital Mayhem

by Kevin J. Lin

As a temp working for MegaCorp, you're constantly facing difficult challenges. Specifically boredom. Last week you mastered winning minesweeper with your monitor turned off.

Today you've discovered you can pop the keys off your keyboard with a ruler. After upgrading to a Dvorak key pattern, you begin focusing on the numeric keypad:

This week's task will be to figure out how to re-arrange the numbers so that every row, column, and diagonal add up to the same number.

For an additional challenge, see how few steps you can do it in, by swapping only two keys at a time.

See the Solution