涅槃phy的专栏

Description Suppose that the fourthgeneration mobile phone base stations in the Tampere area operate as follows.The area is divided into squares. The squares form an S * S matrix with therows and col

Description Japan plans to welcome the ACMICPC World Finals and a lot of roads must be built for the venue. Japan is tallisland with N cities on the East coast and M cities on the West coast (M <=100