Tweets Sentiment Analysis of Putin's Participation at the G20 Summit in Indonesia. - Syifa Auliyah Hasanah; Isal Firmansyah; Farid Azhar Lutfi Nugraha; Anindya Apriliyanti Pravitasari; Eka Novita Sari; Tutut Herawan (ICCSA (Workshops 4), 2023)