twoSumOptimized
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<?php
#$nums = [2,7,11,15];
#$comp_num = 9;
#$nums = [3,3];
$comp_num = 6;
$nums = [3,2,4];
$nums_dict = array();
for ($i = 0; $i < count($nums); $i++) {
$current_map_val = $nums_dict[$nums[$i]];
if ($current_map_val > 0) {
$return_array = array($current_map_val,$i);
var_dump($return_array);
} else {
$difference = $comp_num - $nums[$i];
$nums_dict[$difference] = $i;
}
}
#var_dump($nums_dict);
Php
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