A Study of Introductory Exercise Problems for Novice Students in Java Programming Learning Assistant System. - Mentari, Mustika; Funabiki, Nobuo; Kinari, Safira Adine; Brata, Komang Candra; Noprianto; Syaifudin, Yan Watequlis; Fatmawati, Triana; Wijaya, Indra Dharma (IAENG International Journal of Computer Science, 2025)