Where does the additional problem of Haidian math period begin to count on the first day of 2022?
Only the last question is an additional question. Haidian District belongs to Beijing, located in the west and northwest of Beijing. It is adjacent to Xicheng District and Chaoyang District in the east, Fengtai District in the south, Shijingshan District and Mentougou District in the west and Changping District in the north. Only the last question is an additional question in Haidian Mathematics Period on the first day of 2022. Additional questions are questions added on the basis of the original questions in the test paper, also called extended questions.