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This article provides a detailed introduction to Java's seven bitwise operators, explains their binary logic, demonstrates shift operations, and showcases common practical uses such as power-of-two multiplication and parity checks with clear code examples and visual illustrations.
This article introduces the basics of bitwise operations, common operators, practical tricks such as checking parity, setting or clearing bits, and demonstrates their use in solving classic algorithmic challenges like the poison bottle puzzle, power‑of‑two detection, counting set bits, and the 8‑Queens problem.
This article reviews several practical algorithm tricks—including using n&(n‑1) to clear the lowest set bit, counting bits, converting numbers, applying double‑pointer methods to linked lists and sorted arrays, and leveraging XOR properties—to simplify typical interview coding problems.