function pwd(curdirx:Array<string>):string {
    var buf = "";
    var curdirasstring = curdirx.join("/");
    if (curdirx.length > 0) {
        curdirasstring = curdirasstring + "/";
    }
    buf += "Current directory: /" + curdirasstring + "\n";
    return buf;
}
export { pwd };