16 lines
341 B
PHP
16 lines
341 B
PHP
<?php
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define('POWER',5);
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define('START',2);
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define('END', 6*pow(9,POWER) );
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$result = 0;
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for($value = START; $value < END; $value++ ) {
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$cmp = 0;
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for($c= 0, $len = strlen($string), $string = (string)$value; $c< $len; $c++)
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{
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$cmp += pow($string[$c],POWER);
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}
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$result += ($value == $cmp) ? $value : 0;
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}
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echo $result; |