里面是嵌入式开发人员面试必懂的问题，经典300问，C语言和C++经典题！-The inside is embedded developers the interview must understand the problem, the classic 300 Q, C language and C++ Classic title!

Dichotomy Methods Successive dichotomy uses a totally different approach to the problem of indexing. The constants A to F in the equation Q = A h2 + B k2 + C l2 + D kl + E hl + F hk are assigned minimum and maximum values so that for a gi