On the most perfect of all planets i1c5l various numeral systems are being used during programming contests. In the second division they use a superfactorial numeral system. In this system any positive integer is presented as a linear combination of…
Gym 101047M Removing coins in Kem Kadrãn Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Practice Description standard input/output Andréh and his friend Andréas are board-game aficionados. They know many of their friend…
Gym 101047K Training with Phuket's larvae Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Practice Description standard input/output Thai cuisine is known for combining seasonings so that every dish has flavors that are…
Gym 101047E Escape from Ayutthaya Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Practice Description standard input/output Ayutthaya was one of the first kingdoms in Thailand, spanning since its foundation in 1350 to…
Gym 101047B Renzo and the palindromic decoration Time Limit:2000MS Memory Limit:65536KB 64bit IO Format:%I64d & %I64u Practice Description standard input/output At the ruins of Wat Phra Si Sanphet (วดพระศรสรรเพชญ), one can find famous inscr…
题目链接 http://codeforces.com/gym/101102/problem/J Description standard input/output You are given an array A of integers of size N, and Q queries. For each query, you will be given a set of distinct integers S and two integers L and R that represent a…
题目链接 http://codeforces.com/gym/100917/problem/J Description standard input/outputStatements The jury of Berland regional olympiad in informatics does not trust to contest management systems, so the Berland regional programming contest is judged by th…
题目链接 http://codeforces.com/gym/100917/problem/D problem description Famous Berland coder and IT manager Linus Gates announced his next proprietary open-source system "Winux 10.04 LTS" In this system command "dir -C" prints list of all…
题目链接 http://codeforces.com/gym/101102/problem/D problem description Given an R×C grid with each cell containing an integer, find the number of subrectangles in this grid that contain only one distinct integer; this means every cell in a subrectangle…