System design interview question
"Design a movie ticket booking system. Users pick a city, a movie, a cinema, a showtime, and then specific seats from a seat map. Seats are individually reserved. When a blockbuster opens, a hundred thousand people try to book the same show in the same minute."
seat-level inventory with a seat map and extreme burst contention. Two specific hard parts distinguish it: seats are individually identified and adjacency matters (groups want to sit together), and a popular release produces a contention spike far above the steady state on a single show.
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