Iterative solution to 6.22 in 1.4.7

**ray** · August 31, 2014, 9:20am

I created an iterative solution to 6.22 based on a bit different thinking. It also removes the need to check for odd dimension. Check it out here.

**tsunghsienlee** · September 1, 2014, 7:06am

Hey Ray,

I think your solution is very similar to the alternative implementation listed in the book. Please take a look of that.

**ray** · September 1, 2014, 1:22am

Indeed! I couldn’t understand it initially and now come to take a closer look - stupid me! lol

**tsunghsienlee** · September 1, 2014, 5:39pm

The implementation you had is a straight-forward version most interviewers and interviewees would prefer during interview (easy to implement and debug). Mine is originated from the skills I learned years ago as a programming contestant and is a little cryptic