0 votes 0 votes Programming in C data-structures tree empty binary-tree + – Vaishnavi01 asked Sep 28, 2018 • retagged Mar 11, 2019 by Naveen Kumar 3 Vaishnavi01 725 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply Vaishnavi01 commented Sep 28, 2018 reply Follow Share What is meant by empty binary tree here 0 votes 0 votes eyeamgj commented Sep 28, 2018 reply Follow Share I THINK THERE IS NOTHING IN BINARY TREE EVEN NO ROOT 0 votes 0 votes Magma commented Sep 28, 2018 reply Follow Share Question is wrong , It should be "For any non empty binary tree" then ans : n0 = n2+1 is correct 4 votes 4 votes Please log in or register to add a comment.