Seven friends, Amandeep, Bidisha, Jafar, Sukesh, Vikas, Wayne and Yatin are sitting in a row in a movie hall facing South. Bidisha and Wayne are not sitting together. Jafar is sitting second to the left of Sukesh. Amandeep is not sitting with Jafar. Sukesh is sitting fourth to the right of Vikas. Amandeep and Bidisha are not sitting together. Only Vikas is sitting between Wayne and Yatin. Yatin is sitting second to the left of one who is sitting second to the left of Amandeep. Name two persons who are sitting at the extreme ends.