In that set, all of the strings with a single 1 are adjacent to each other, and similarly for the strings with three 1s.
निहारिकाको मोटो उपन्यासलाई सुरुमा उनले ३ घन्टा हुँदै अन्ततः १ घन्टा ३० मिनेटमा झारे ।