摘要：Jurassic RemainsPaleontologists in Siberia have recently found a number of fragments of Jurassic period dinosaur skeleton. The paleontologists have decided to forward them to the paleontology museum. Unfortunately, the dinosaur was so huge, that there was no box that the fragments would fit into. Th 阅读全文

摘要：NetworkConsider a tree network withnnodes where the internal nodes correspond to servers and the terminal nodes correspond to clients. The nodes are numbered from 1 ton. Among the servers, there is an original serverSwhich provides VOD (Video On Demand) service. To ensure the quality of service for 阅读全文

摘要：Beijing GuardsBeijing was once surrounded by four rings of city walls: the Forbidden City Wall, the Imperial City Wall, the Inner City Wall, and finally the Outer City Wall. Most of these walls were demolished in the 50s and 60s to make way for roads. The walls were protected by guard towers, and th 阅读全文

摘要：GraveyardProgramming contests became so popular in the year 2397 that the governor of New Earck -- the largest human-inhabited planet of the galaxy -- opened a special Alley of Contestant Memories (ACM) at the local graveyard. The ACM encircles a green park, and holds the holographic statues of famo 阅读全文

摘要：Exploring PyramidsArchaeologists have discovered a new set of hidden caves in one of the Egyptian pyramids. The decryption of ancient hieroglyphs on the walls nearby showed that the caves structure is as follows. There arencaves in a pyramid, connected by narrow passages, one of the caves is connect 阅读全文