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  1. <?php $arr=array(1,2,3,5,8,13,21,34,55); $sum=0;  for($i=0;$i<4;$i++){ $sum+=$array[$array[$i]];} echo $sum; ?>
Success #stdin #stdout 0.02s 13112KB
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https://ideone.com/jsOQH
language:
PHP (php 7.3.5)
created:
14 years ago
visibility:
public

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