<<< Sunday, January 25, 2015 08:47 PM

Home

Monday, January 26, 2015 07:59 PM >>>


eight people to dinner

Sunday,  01/25/15  09:24 PM

Eight people are seated at a circular table. Each person gets up and sits down again_either in the same chair or in the chair immediately to the left or right of the one they were in. How many different ways can the eight people be reseated?

[Update: eight people to dinner, solved]