1-3 ugly, but what is the division between Ding Chou and Xin Chou?

According to ancient records, Cashier A must be calculated on a daily basis:

On every second and Geng day, when the son is C, it is estimated that the next hour will be ugly-Ding Chou;

When a child is a boxer every day, it is estimated that the next hour will be ugly-Xin Chou.

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