Earn 13 Cents on Your Birthday

In the 1970s, Zi Shu received a work point of 7 cents a day in the brigade, but the system allowed him to earn 13 cents a day. The system has a total of three functions, two of which cost money, each time costs 7 cents. Zi Shu: System, your name is Greedy, and I am working for you. System: No way, the system is set up like this Zi Shu: If you ask me to earn 13 cents, you will receive 13 cents. How about you leave me a penny? Why did you charge 14 cents? System: No way, the system is set up like this Zi Shu: This system has no emotions. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.