Skip to content

PHP Index Finder #13

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
5n0wm4n wants to merge 1 commit into
base: php
Choose a base branch
from
Open

PHP Index Finder #13

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
18 changes: 14 additions & 4 deletions EquilibriumIndex.php
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,9 +1,19 @@
<?php

# Put a valid docblock here!
# Same Idea as my python index finder O(n) complexity
function getEquilibriums($arr) {
$output = array();
# Logic goes here!
#Determine total sum
$rightSum = array_sum($arr);
#Initialize Variables
$leftSum = 0;
$output = array();
#Iterate Through array
foreach($arr as $index => $value){
#Determine Right Sum
$rightSum -= $value;
#Check if equilibrium index
if($leftSum == $rightSum) $output[] = $index;
$leftSum += $value;
}
return $output;
}