/**
 * Constants
 */
const str nl = "\n";

plex Terminal {
  nat handle;

  init() {
    handle = open("/dev/term/0", 0);
  }
}

/**
 * Main function
 */
function main() {
    pln(fib(35).str);
}

/**
 * Recursively calculate fibonacci
 */
function fib(int n) int {
  if (n < 2) return n;
  return fib(n - 2) + fib(n - 1);
}

/**
 * Print with a newline
 */
function pln(str message) {
    Terminal term();
    write(term, message, message.length);
    write(term, nl, nl.length);
}