DS
12345678910111213141516
<?php
//Enter your code here, enjoy!
// fib Numbers : 1, 1 ,2, 3, 5, 8, 13
function fib($n){
if($n >= 3){
return fib($n-2) + fib($n-1);
} else{
return 1;
}
}
$fib = fib(5);
echo $fib;
Php
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DS
Php
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