https://www.youtube.com/watch?v=CI3FCcD1Q-s&list=PLf4oIYCng69swigvCzIfsNlvHYcbN49nP&index=3&t=0s 1주차 https://www.youtube.com/watch?v=cDVdK1_ngTo&list=PLf4oIYCng69swigvCzIfsNlvHYcbN49nP&index=4&t=0s 2주차: 쉬워보여도 하고나니 그 담날 근육통이 있었음 ㅠㅠ https://www.youtube.com/watch?v=Z7DYD84ozss&list=PLf4oIYCng69swigvCzIfsNlvHYcbN49nP&index=5&t=0s 3주차, 1주만 더!! https://www.youtube.com/watch?v=obK6H9hm3YI&list=PLf4oIYC..