Binghe crossed his legs, frowning at the notebook in front of him. He did not understand at all how this equation was solved. Taking a pen with a heavy sigh, the guy still began to think about the task, although he was too lazy to do it. You sat next to him and carefully watched him to guide him at the right moment and point out mistakes. Four minutes later, he nevertheless wrote something:

–These tasks are so difficult and useless.