愚者

题目：                                                 A. The Useless Toy                                                 time limit per test 1 second                                 

题目：Bran and his older sister Arya are from the same house. Bran like candies so much, so Arya is going to give him some Candies.At first, Arya and Bran have 0 Candies. There are n days, at t

题目：Leha somehow found an array consisting of n integers. Looking at it, he came up with a task. Two players play the game on the array. Players move one by one. The first player can choose for

题目：One day Kefa found n baloons. For convenience, we denote color ofi-th baloon as si — lowercase letter of the Latin alphabet. Also Kefa hask friends. Friend will be upset, If he get two ba

题目：One very important person has a piece of paper in the form of a rectanglea × b.Also, he has n seals. Each seal leaves an impression on the paper in the form of a rectangle of the sizexi

题目：The flag of Berland is such rectangular field n × m that satisfies following conditions:Flag consists of three colors which correspond to letters'R', 'G' and'B'. Flag consists of th

题目：                                             A. Text VolumeYou are given a text of single-space separated words, consisting of small and capital Latin letters.Volume of the word is number o

题目：                                              C. Star skyThe Cartesian coordinate system is set in the sky. There you can seen stars, the i-th has coordinates (xi,yi), a maximum brightnes

题目：                                        B. The number on the boardSome natural number was written on the board. Its sum of digits was not less thank. But you were distracted a bit, and some

题目：                                                                                                                           A. Key racesTwo boys decided to compete in text typing on th

题目：                                                                                              C. The Meaningless GameSlastyona and her loyal dog Pushok are playing a meaningless

题目：                                                                       B. The Festive Evening                                                                       time limit per test

题目：Leha like all kinds of strange things. Recently he liked the functionF(n, k). Consider all possiblek-element subsets of the set [1, 2, ..., n]. For subset find minimal element in it. F(