15 lines
234 B
PHP
15 lines
234 B
PHP
<?php
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$num = 44;
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for($i=0; $i<20; $i++)
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{
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$sum = 0;
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$number = (string)$num;
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for($c=0; $c < strlen($number);$c++)
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{
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$sum +=(int)$number[$c] * (int)$number[$c];
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}
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echo $sum . PHP_EOL;
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$num = $sum;
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} |