Erro 1 - classe ticket machine

https://github.com/thithisHub/Source-Code-Inspection/blob/56b0f5f298c765bf108a41a45cc744f46a5bd433/Source%20Code%20Inspection/src/br/calebe/ticketmachine/core/TicketMachine.java#L19

Descrição = Ja que o valor poderia ser setado no saldo de cima sendo estatico