Tag
#state-machine
2 articles tagged state-machine.
LLDbeginner
Restaurant Management LLD: Four State Machines Holding Hands
A low-level design walkthrough of a restaurant management system: seating by table fit, order tickets through a kitchen queue, and billing that frees the table — coordinated state machines.
8 min read
LLDbeginner
ATM LLD: A State Machine You'd Trust with Your Salary
A low-level design walkthrough of an ATM: a state machine that retains cards after three wrong PINs, a bank service interface because the ATM owns no truth, and cash planned before any debit.
10 min read