It's the time of year for Farmer John to plant grass in all of his fields. The entire farm consists of NN fields (1≤N≤1051≤N≤105), conveniently numbered 1…N1…N and conveniently connected by N−1N−1 ...
When bored of playing their usual shell game, Bessie the cow and her friend Elsie like to play another common game called "guess the animal". Initially, Bessie thinks of some animal (most of the ti...
Farmer John is attempting to sort his NN cows (1≤N≤1001≤N≤100), conveniently numbered 1…N1…N, before they head out to the pastures for breakfast. Currently, the cows are standing in a line in the o...
To pass the time, Bessie the cow and her friend Elsie like to play a version of a game they saw at the county fair. To start, Bessie puts three inverted shells on a table and places a small round p...
整理自USACO官网，名单较长，建议使用页面内查找（Ctrl+F）快速定位 Final Results: USACO 2019 January Contest, Bronze Key: * = Correct x = Wrong Answer (including possibly empty or missing output file)...
尤其对于中国被称为“竞赛党”的这批孩子而言,更是小菜一碟.但是,我很喜欢解美国数学竞赛题.因为在我看来,判断题目的好坏...
(IMO) -07-11到-07-22United States of America ... IMO国际数学奥利匹克竞赛真题解答:例题-2:2011 美国奥林匹克...
比如每年都会有很多孩子通过信息学奥赛被知名中学、国内外重点大学免试或降分录取.香港的何一非同学15岁开发的游戏“古诗一指...
研究数学竞赛是因为最近我有个客户想了解美国的数学竞赛的情况,好规划孩子今年的活动.我想应该很多妈妈都会想知道,除了众所...
