https://youtu.be/BS3OoSSMvAY?si=gKEB_sGcRUJ97xDl

https://youtu.be/F1-hl8pMMtc?si=SW9qQQb4jzclcpGg

https://youtu.be/gKOG3d-J100?si=ISPi-cRJa4YRdUtM
너무 쉽다는 여론에
난이도가 확실히 올랐습니다. 😅