28 Points in Mathematics, My Wrong Question Turned Out to Be a Knife

Lin Mo, who scored 28 points in mathematics, was struck by lightning and sent to the hell instance of the college entrance examination. The failed test paper was turned into a weapon. If he did not pass the level within 7 days, he would die. His only advantage is that he remembers how he got each wrong question wrong - and only those who remember how to lose are qualified to win.