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Make a flowchart for the problem $1$:

Problem $1$: Newly manufactured Water machines of ABC Store added a new biometric feature

besides typical passcode. So$,$ the customers of ABC Store can either use Card $+$ Biometric or Card

PIN as an option to use the machine. Other store customers can also get water from this

machine; however, they can only use Card $+$ PIN option. If the customer has three consecutive

failed attempts, then the machine seizes the card and reports it to the store.

$[15$ points$]$