fib.php + fib.py

#! /usr/bin/env php
<?PHP

function fib($count = 10) {
    $a=0;
    $b=1;

    for($i=0; $i<$count; $i++) {
        print($b."\r\n");
        //$x = $b;
        //$b = $a + $b;
        //$a = $x;

        $b = $a + $b;
        $a = $b - $a;
    }
}

fib(20);

?>

#!/usr/bin/python
# -*- coding: UTF-8 -*-
def fib(count=10):
    a,b = 0,1
    for i in range(count):
        print(b)
        a, b = b, a+b

def main():
    fib(20)

if __name__=="__main__":
    main()