3 votes 3 votes In circular singly linked list, insertion of node requires modification of how many pointers? 1 pointers 2 pointers 3 pointers 4 pointers Programming in C linked-list data-structures + – hacker16 asked Nov 14, 2017 • edited Nov 14, 2017 by hacker16 hacker16 21.5k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply joshi_nitish commented Nov 14, 2017 reply Follow Share it will require modification of 2 pointers viz. next of node N1 after which insertion is to be done and next of new node. 2 votes 2 votes Anu007 commented Nov 14, 2017 reply Follow Share circular singly linked list or doubly. In Singly: 2 pointers in middle, 1 in end In Doubly: 4 pointers in middle , 2 in end 0 votes 0 votes Please log in or register to add a comment.
Best answer 5 votes 5 votes for circular singly linked list, Hira Thakur answered Nov 17, 2017 • selected Nov 17, 2017 by hacker16 Hira Thakur comment Share Follow See all 14 Comments See all 14 14 Comments reply Show 11 previous comments Anmol Verma commented Nov 17, 2018 reply Follow Share Because head pointer is also modified at the end...!! 0 votes 0 votes kumar.dilip commented Nov 17, 2018 reply Follow Share What will be if we don't change the head pointer ??? 0 votes 0 votes kumar.dilip commented Nov 17, 2018 reply Follow Share The first two operations are the must. No need for third operation. 0 votes 0 votes Please log in or register to add a comment.