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gut/fibo.php

Created August 24, 2015 13:37
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Simple PHP fibonacci
Raw
fibo.php
<?php
$n = 90; // Input: calculate fibonacci of 90
$f1 = -1;
$f2 = 1;
for ($i = 1; $i <= $n; $i++) {
$f = $f1 + $f2;
$f1 = $f2;
$f2 = $f;
}
echo $f; // output: result of fibonacci of 90
?>
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