The post-order traversal of a binary tree is O P Q R S T. Then possible pre-order traversal will be ________
Posted: Wed Jul 13, 2022 7:42 pm
a) T Q R S O P
b) T O Q R P S
c) T Q O P S R
d) T Q O S P R
b) T O Q R P S
c) T Q O P S R
d) T Q O S P R