fn fib( n:int ) -> int {
    match n {
        0   =>  0,
        1   =>  1,
        n   =>  fib(n-1) + fib(n-2)
    }
}

fn main() {
    
    let mut count = 0;
    while count < 10 {
        println(fmt!("%? term: %?",count,fib(count)));
        count += 1;
    }

}