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4. Largest palindrome product PHP Solve
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<?php | |
/* | |
* projecteuler.net | |
* 4. Largest palindrome product PHP Solve | |
*/ | |
$max = 0; | |
$output = null; | |
for ($i = 100; $i < 1000; $i++ ) { | |
for ($j = 100; $j < 1000; $j++) { | |
$mul = $i*$j; | |
if ($mul == strrev($mul) && $mul > $max) { | |
$max = $mul; | |
} | |
} | |
} | |
echo "$max\n"; |
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