starry

摘要： Be the Winner Problem Description Let's consider m apples divided into n groups. Each group contains no more than 100 apples, arranged in a line. You 阅读全文

摘要： S-Nim Problem Description Arthur and his sister Caroll have been playing a game called Nim for some time now. Nim is played as follows: The starting p 阅读全文

摘要： K-th Number Description You are working for Macrohard company in data structures department. After failing your previous task about key insertion you 阅读全文

摘要： A. Remove Duplicates Petya has an array aa consisting of nn integers. He wants to remove duplicate (equal) elements. Petya wants to leave only the rig 阅读全文

摘要： A. Aramic script In Aramic language words can only represent objects. Words in Aramic have special properties: A word is a root if it does not contain 阅读全文

摘要： A. Wrong Subtraction A. Wrong Subtraction Little girl Tanya is learning how to decrease a number by one, but she does it wrong with a number consistin 阅读全文

摘要： 题目描述 这是一个加强版的斐波那契数列。 给定递推式 求F(n)的值，由于这个值可能太大，请对109+7取模。 输入描述: 第一行是一个整数T(1 ≤ T ≤ 1000)，表示样例的个数。以后每个样例一行，是一个整数n(1 ≤ n ≤ 1018)。 输出描述: 每个样例输出一行，一个整数，表示F(n 阅读全文

摘要： Kiki & Little Kiki 2 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2915 Accepted Submission(s): 阅读全文

摘要： Chinese Rings Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1221 Accepted Submission(s): 722 Pr 阅读全文

摘要： A. Plant Dwarfs have planted a very interesting plant, which is a triangle directed "upwards". This plant has an amusing feature. After one year a tri 阅读全文