12 lines
192 B
PHP
12 lines
192 B
PHP
<?php
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define('MAX',1000000);
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$result = 0;
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for($i=1;$i<MAX;$i+=2) {
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if($i == strrev($i)) {
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$bin = decbin($i);
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if($bin == strrev($bin)) {
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$result += $i;
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}
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}
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}
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echo $result; |