题目描述 A sequence of n > 0 integers is called a jolly […]
1501: Australian Voting
题目描述 Australian ballots require that voters rank all th […]
1500: Check The Check
题目描述 Your task is to write a program that reads a chess […]
1499: Interpreter
题目描述 A certain computer has ten registers and 1,000 wor […]
1498: Graphical Editor
题目描述 Graphical editors such as Photoshop allow us to al […]
1497: LC-Display
题目描述 A friend of yours has just bought a new computer. […]
1496: The Trip
题目描述 The Trip A group of students are members of a club […]
1495: 蛇行矩阵
题目描述 蛇形矩阵是由1开始的自然数依次排列成的一个矩阵上三角形。 输入 本题有多组数据,每组数据由一个正整数 […]
1494: 2.1.1The Castle城堡
题目描述 我们憨厚的USACO主人公农夫约翰(Farmer John)以无法想象的运气,在他生日那天收到了一份 […]
1493: 5.5.3 Towfive 二五语言
题目描述 有一种奇怪的语言叫做“二五语言”。它的每个单词都由A~Y这25个字母各一个组成。但是,并不是任何一种 […]