In the city of Ultima Thule job applicants are often offered an IQ test. The test is as follows: the person gets a piece of squared paper with a 4 × 4 square painted on it. Some of the square's cells are painted black and others are painted white. Yo…

题目连接:http://codeforces.com/contest/676/problem/B 题意:给你一个N层的杯子堆成的金字塔,倒k个杯子的酒,问倒完后有多少个杯子的酒是满的 题解:由于数据不是很大,直接模拟就行了 #include<cstdio> #include<cstring> #define F(i,a,b) for(int i=a;i<=b;++i) ][],eps=1e-,p;int n,k,ans; void fuck(){ a[][]+=; F(i,,…

今天天气太凉快,跟这个日历上属于夏天的那一页显得格格不入!就连我我床下那台废弃的ThinkPad,居然也十分透凉气,那外壳连我的体温高都没有,于是,我就开始想一个方法,让我那个废弃的电脑发热,顺便用它提出一个我认为有必要出现的概念.一个统计学上的概念,----->  让人理解一个概率分布的真正在现实中的表现. 首先,你肯定听说过智商吧!以坊间流传的标准,智商的分布如下图所示 但我一直觉得这图对普通大众,对学生,甚至对任何人都不友好! 为什么怎么说呢? 你知道智商的分布理论上是这个样子,你也知道这…

Bob is preparing to pass IQ test. The most frequent task in this test is to find out which one of the given n numbers differs from the others. Bob observed that one number usually differs from the others in evenness. Help Bob — to check his answers,…

A. IQ Test 模拟. B. Pipeline 贪心. C. Lucky Permutation 每4个数构成一个循环. 当n为偶数时,n=4k有解:当n为奇数时,n=4k+1有解. D. Shifting 本质相当于每次把每段的首个数字移动到下段的首部. E. Main Sequence 括号匹配. D. Tourists 对于每个询问\(q\)来说,被墙的挡住的位置满足\(l_i\le x\le r_i,t_i\le q+x\),即\(max\{l_i,t_i-q\}\le x \le…

Shaass has decided to hunt some birds. There are n horizontal electricity wires aligned parallel to each other. Wires are numbered 1 to nfrom top to bottom. On each wire there are some oskols sitting next to each other. Oskol is the name of a delicio…

题目大意:给你一段内存,要你进行如下的三个操作. 1.分配内存  alloc   X ,分配连续一段长度为X的内存. 如果内存不够应该输出NULL,如果内存够就给这段内存标记一个编号. 2.擦除编号为 X的内存,erase X,  如果这段内存不存在那么输出“ILLEGAL_ERASE_ARGUMENT ”,否则什么都不输出. 3.整理内存,把所有的内存块整理到一块.   #include<cstdio> #include<cstring> #include<iostream…

 Devu and Partitioning of the Array time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Devu being a small kid, likes to play a lot, but he only likes to play with arrays. While playing he came…

题目链接:Kilani and the Game 题目原文 Kilani is playing a game with his friends. This game can be represented as a grid of size…

题目链接:Grid game 题目原文 You are given a 4x4 grid. You play a game — there is a sequence of tiles, each of them is either 2x1 or 1x2. Your task is to consequently place all tiles from the given sequence in the grid. When tile is placed, each cell which is…