Create Something interesting...

The Problem

A locker room has lockers numbered 0,1,2,...,1023 . All lockers are initially closed. The first person walks in and flips every locker The 2nd person flips every other locker (starting at 0) The 3rd person flips every third locker (starting at 0) . . . The 1024 person flips every 1024 locker (starting at 0) At the end, which lockers are open and which are closed?