/images/1041385860215607387/1197771507137519756/dich-he-thong-tu-luyen-toan-nang-chuong-1094-huy-diet-thien-quan.txt?ex=65bc7aa4&is=65aa05a4&hm=62c5a4562ecfccbbaad3906e3632fc00e4b6f657784e995d5328fb8edb4765cb&