人生在世，常常遇到不如意的小事，這是好兆頭，可以避免重大的禍?zhǔn)掳l(fā)生。假如每件事都稱心如意，那么必然會(huì)在以后遇到重大的挫折。明白這個(gè)道理，就會(huì)心平氣和，不再怨天尤人。
In the age of big data, the mathematical principles of data structures and algorithms have become more critical than ever.