icp/oer/courses/c-basics/sections/24-dynamic-memory/02-heap/fib.c

#include "fib.h"
int fib(int n) 
{
    if (n == 0)
        return 0;
    if (n == 1)
        return 1;
    return (fib(n - 1) + fib(n - 2));
}