Stones【中石油个人赛第十七场I】

【Stones【中石油个人赛第十七场I】】的更多相关文章

Stones【中石油个人赛第十七场I】

Stones 题目链接(传送门) 来源:upc12899 题目描述 There are N stones arranged in a row. Every stone is painted white or black. A string S represents the color of the stones. The i-th stone from the left is white if the i-th character of S is ., and the stone is blac…

2018.7中石油个人赛第4场(D-Transit Tree Path)-最短路算法

6690: Transit Tree Path 时间限制: 1 Sec 内存限制: 128 MB提交: 472 解决: 132[提交] [状态] [讨论版] [命题人:admin] 题目描述 You are given a tree with N vertices.Here, a tree is a kind of graph, and more specifically, a connected undirected graph with N−1 edges, where N is the…

iOS系统中导航栏的转场解决方案与最佳实践

背景目前,开源社区和业界内已经存在一些 iOS 导航栏转场的解决方案,但对于历史包袱沉重的美团 App 而言,这些解决方案并不完美.有的方案不能满足复杂的页面跳转场景,有的方案迁移成本较大,为此我们提出了一套解决方案并开发了相应的转场库,目前该转场库已经成为美团点评多个 App 的基础组件之一. 在美团 App 开发的早期,涉及到导航栏样式改变的需求时,经常会遇到转场效果不佳或者与预期样式不符的“小问题”.在业务体量较小的情况下,为了满足快速的业务迭代,通常会使用硬编码的方式来解决这一类“小问…

2106 Problem F Shufﬂing Along 中石油-未提交-->已提交

题目描述 Most of you have played card games (and if you haven’t, why not???) in which the deck of cards is randomized by shufﬂing it one or more times.A perfect shufﬂe is a type of shufﬂe where the initial deck is divided exactly in half, and the two hal…

中石油—2的幂次方(power)

问题 E: 2的幂次方(power) 时间限制: 1 Sec 内存限制: 64 MB提交: 38 解决: 19[提交][状态][讨论版] 题目描述任何一个正整数都可以用2的幂次方表示.例如:137=27+23+20同时约定方次用括号来表示,即ab 可表示为a(b). 由此可知,137可表示为:2(7)+2(3)+2(0)进一步:7=22+2+20 (21用2表示)3=2+20所以最后137可表示为:2(2(2)+2+2(0))+2(2+2(0))+2(0)又如:1315=210 +28 +…

中石油大学统考（大学英语B）押题笔记

二. 词汇与结构 1. I will.意为“我会的”,固定搭配. 2. get tired of 是词组“对…厌烦了”的意思. 3. — ________ is your girl friend like?(你女朋友怎么样?) — She is very kind and good-looking. A. How B. What C. Which …

2078 Problem H Secret Message 中石油-未提交-->已提交

题目描述 Jack and Jill developed a special encryption method, so they can enjoy conversations without worrrying about eavesdroppers. Here is how: let L be the length of the original message, and M be the smallest square number greater than or equal to L.…