In the Global College Entrance Examination, You Will Die If You Score Zero in Math

The strange rumors about the rules have come to reality. All countries around the world have to take the college entrance examination, and 10 people from each region are randomly selected to form a team and enter the examination room. Only by passing the college entrance examination and entering university can the region be safe; if it fails, 10% of the population in the region will be randomly wiped out and make-up exams will be taken until the person is admitted to university or the country is exterminated. Liu Qi was selected to take the college entrance examination. Candidates please note: 1 The subject of this examination is mathematics. Candidates please enter the examination room at 8:30; latecomers will be awarded 0 points. 2. If you score zero in math, you will die. 3. Please obey every rule you see. Rules are very important. 4 It is not ruled out that there are wrong rules. If you follow the wrong rules, you will be dead. If you want to pass the college entrance examination alive, the most important thing is to distinguish the true and false rules and abide by the correct rules. Unlike others, all the rules in Liu Qi's eyes are marked with colors. Green means correct, red means wrong, and yellow means sometimes correct and sometimes wrong. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.