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- <?php
- function superSum($mainArray){
- $sum = 0;
- foreach($mainArray as $elemOfMainArray){
- $subArray = str_split($elemOfMainArray);
- foreach($subArray as $elemOfSubArray){
- if(is_numeric($elemOfSubArray)){
- $sum += $elemOfSubArray;
- }
- }
- }
- return $sum;
- }
- ?>
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