Write a function that takes "depth" as argument and return
sum of node's data of that depth.
For instance,
(0) depth 0
/ \
(10) (20) depth 1
/ \
(40) (50) depth2
If I pass get_sum_by_depth(2) ,
it would return 90 (i.e. 40 + 50 )
No Answer is Posted For this Question
Be the First to Post Answer
What is the difference between a session and cookies?
How to find the position of the first occurrence of a substring in a string?
What is cookie and session in php?
How to move uploaded files to permanent directory?
Is it necessary to use closing tag in php?sometime without closing tag things work.why?
Which function is used to read a file removing the html and php tags in it upwork?
Tell me how is it possible to remove escape characters from a string?
What is difference between mysqli and mysql?
How do you find the length of a string in php?
How to find a specific value in an array?
What is an anti csrf token?
Tell me what are magic methods?