function f($reponse, $nbs_ennonce)
{
    echo "Nombres de l'ennonce :{$nbs_ennonce}<br />";
    echo "<br />";
    echo "Reponse fournie : \"{$reponse}\"<br />";
    $formules_simples = f1($reponse);
    echo "<br />";
    $id_answer = insert_answer($reponse);
    echo "Formule(s) simple(s) detectee(s) : <br />";
    print_r($formules_simples);
    echo "<br />";
    echo "<br />";
    foreach ($formules_simples as $formule_simple) {
        echo "Formule : {$formule_simple['0']}<br />";
        // Operation type
        $type_d_operation = f2_1($formule_simple[0]);
        echo "Type d'operation : ";
        print_tdo($type_d_operation);
        echo "<br />";
        // Resolution type
        preg_match_all("/\\d+/", $formule_simple[0], $nbs_reponse);
        $type_de_resolution = f2_3($nbs_ennonce, $nbs_reponse[0], $type_d_operation);
        echo "Type de resolution : ";
        print_tdr($type_de_resolution);
        echo "<br />";
        // Calculation error
        $calcul_error = f2_2($nbs_reponse[0], $type_d_operation, $type_de_resolution);
        if ($calcul_error != 0) {
            echo "Contient une erreur de calcul de {$calcul_error}.<br />";
        }
        echo "<br />";
        insert_formula($id_answer, $formule_simple[0], $type_d_operation, $type_de_resolution, $calcul_error);
    }
}
        $CC = isset($_REQUEST['comment_content']) ? $_REQUEST['comment_content'] : false;
        $fnum = isset($_REQUEST['fnum']) ? $_REQUEST['fnum'] : false;
        $mnum = isset($_REQUEST['mnum']) ? $_REQUEST['mnum'] : false;
        insertComment($fnum, $mnum, $CC);
        $action = 610;
        break;
        //답글 달기
    //답글 달기
    case 630:
        $parentinfo['parent_sub'] = isset($_REQUEST['parent_sub']) ? $_REQUEST['parent_sub'] : false;
        $parentinfo['parent_con'] = isset($_REQUEST['parent_con']) ? $_REQUEST['parent_con'] : false;
        $parentinfo['parent_fam'] = isset($_REQUEST['parent_fam']) ? $_REQUEST['parent_fam'] : false;
        $parentinfo['parent_ord'] = isset($_REQUEST['parent_ord']) ? $_REQUEST['parent_ord'] : false;
        $parentinfo['parent_stp'] = isset($_REQUEST['parent_stp']) ? $_REQUEST['parent_stp'] : false;
        $_SESSION['parentinfo'] = $parentinfo;
        break;
        //답글 저장 버튼 액션 (답글 저장)
    //답글 저장 버튼 액션 (답글 저장)
    case 631:
        $data['login_write_member_id'] = $_SESSION['login_seccess_member_id'];
        $data['subject'] = isset($_REQUEST['subject']) ? $_REQUEST['subject'] : "제목이 없습니다.";
        $data['content'] = isset($_REQUEST['content']) ? $_REQUEST['content'] : "내용이 없습니다.";
        $upload_datas['file'] = isset($_FILES['file']) ? $_FILES['file'] : "noFile";
        $data['ishtml'] = isset($_REQUEST['ishtml']) ? $_REQUEST['ishtml'] : "N";
        $data['fam'] = isset($_REQUEST['fam']) ? $_REQUEST['fam'] : 0;
        $data['ord'] = isset($_REQUEST['ord']) ? $_REQUEST['ord'] : 0;
        $data['stp'] = isset($_REQUEST['stp']) ? $_REQUEST['stp'] : 0;
        insert_answer($data);
        $action = 600;
        break;
}