Thread-Safe Counter in Java: Fix Your First Concurrency Bug in Machine Coding

Thread-Safe Counter in Java: Fix Your First Concurrency Bug in Machine Coding During high-pressure machine coding interviews, seemingly trivial building blocks are where candidates quietly introduce race conditions that fail multi-threaded verification tests. A standard counter looks deceptively simple, but failing to handle concurrent mutation immediately signals a lack of production-grade Java depth to senior interviewers. The Mistake Most Candidates Make Assuming count