Vòng sơ loại:

https://drive.google.com/drive/folders/1YTHdW5j1dQF5jgPSPY27NrlMOjVN9UEl?fbclid=IwAR1CuYFdOoB8n09dqMs-21pCAq8IJsLbW9hzL4CGi-aRzFyeJ7RdlaYurT8

Vòng chung kết:

https://drive.google.com/drive/folders/1LMHUnJMzMPype1fdzxRZOajunJChckAO?fbclid=IwAR3tF3lCucptthQ1n4C0p_o_FR6k_Bj2xsPF7BLzBs__Tyy6AXT3t2rR1W4