/images/1041385860215607387/1259208855733145640/toan-cau-vu-dao-tien-hoa-chuong-389-mot-nguoi-diet-trung-trieu.txt?ex=668ad922&is=668987a2&hm=63ce0cedc0e7a9f8ee3806a8aa71db31ff0ba46f1be5697c61f6b248c25dcede&