The last math exam, Hyun-do, top of the school, was working out the questions without any problems, when suddenly he realizes the last problem is about something he has never seen so far. He starts to think of several solutions, and in the end takes out his reference book. However the book falls down in his lap and at that moment the exam teacher approaches to him. Inevitably Hyun-do drops the book on the floor and luckily he is not found out. Now it can't be helped. He caref...more

The last math exam, Hyun-do, top of the school, was working out the questions without any problems, when suddenly he realizes the last problem is about something he has never seen so far. He starts to think of several solutions, and in the end takes out his reference book. However the book falls down in his lap and at that moment the exam teacher approaches to him. Inevitably Hyun-do drops the book on the floor and luckily he is not found out. Now it can't be helped. He carefully takes off the slippers and the socks then starts to leaf through the reference book....

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