- shuffle: documentation ( source)
- range: documentation ( source)
<?php
function getNumbers($count) {
$numbers = range(1, $count);
shuffle($numbers);
return $numbers;
}
function sumOfRemaindersOriginal($numbers) {
$resSum = 0;
$len = count($numbers);
if($len == 1)
return 0;
for($i=0; $i<$len; $i++)
for($j=0; $j<$len; $j++)
$resSum += $numbers[$i]%$numbers[$j];
return $resSum;
}
print sumOfRemaindersOriginal( getNumbers(5000) );
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