摘要： BerOS File Suggestion(stl-map应用） Polycarp is working on a new operating system called BerOS. He asks you to help with implementation of a file suggest 阅读全文

摘要： Garbage Disposal Description Enough is enough. Too many times it happened that Vasya forgot to dispose of garbage and his apartment stank afterwards. 阅读全文

摘要： D - Garbage Disposal Description Enough is enough. Too many times it happened that Vasya forgot to dispose of garbage and his apartment stank afterwar 阅读全文

摘要： Adjacent Bit Counts 4557 Adjacent Bit CountsFor a string of n bits x 1 , x 2 , x 3 ,..., x n , the adjacent bit count of the string (AdjBC(x)) is give 阅读全文

摘要： 4554 BallsThe classic Two Glass Balls brain-teaser is often posed as:“Given two identical glass spheres, you would like to determine the lowest floor 阅读全文