Mei 22, 2019 soal online https://docs.google.com/forms/d/e/1FAIpQLSeotkV-7hqBZFXi4hdouWHMWZM5MmVhpn5VRRWThLjX_DWMvg/viewform?usp=sf_link Waktu Pengerjaan: 20:00 menit!