ถ้าคุณชอบ Hacker's Delight

"This is a collection of small programming tricks that I have come across over many years. Most of them will work only on computers that represent integers in two's-complement form. Although a 32-bit machine is assumed when register length is relevant, most of the tricks are easily adapted to machines with other register sizes." "This book does not deal with large tricks such as sophisticated sorting and compiler op…