Sternley的博客

For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by takin...

题目：Calculate a + b and output the sum in standard format – that is, the digits must be separated into groups of three by commas (unless there are less than four digits).InputEach input file cont...

题目：This time, you are supposed to find A*B where A and B are two polynomials.Input Specification:Each input file contains one test case. Each case occupies 2 lines, and each line contains the in...

题目：Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the customers have to wait in line behind the yell...

题目大意：给你一张无向图，让你从Public Bike Management Center (PBMC)出发去往目标站点Sp，将其自行车数量维护成最大容量Cmax的一半，并将沿途的所有站点都维护一遍，即都变成Cmax/2。需要计算从PBMC带出自行车的数量，以及从Sp带回多余的自行车的数量，并给出相应的最优路线。要求：优先选择最段路线；有多条最短路线时，选择带出自行车最少的路线；如果还是有多条...