Home Forums US Life C 프로그래밍 질문 하나 있는데요 C 프로그래밍 질문 하나 있는데요 Home Forums Forums US Life C 프로그래밍 질문 하나 있는데요 EditDelete 승전상사 98.***.109.7 2021-04-1412:16:24 It’s for bit shifting. It has nothing to do with keyboard “shift” key. They are used with bitwise operations or as a quick way to multiply/divide by 2. Also, modern compilers do it for you when using a proper optimization flag.