解题思路:upper_bound(arr,arr+num,number) - lower_bound(arr,arr+num,number)这个表达式的结果是算出arr数组中有几个number这样的值 AI检测代码解析 #include<cstdio> #include<algorithm> using namespace std; long long A[4100],B[4100],C[4100],D[4100]; long long temp1[10000000]; int cmp(const...
Skew Binary When a number is expressed in decimal, thek-th digit represents a multiple of 10k. (Digits are numbered from right to left, where the least significant digit is number 0.) For example, When a number is expressed in binary, thek-th digit represents a multiple of 2k. For exam...
The first line of the input contains the number of test cases T. The descriptions of the test cases follow: Each test case starts with an integer n (1 ≤ n ≤ 200000) denoting the length of the sequence. In the next line the n elements of the sequence follow, separated with single...
别的不说，UCLA是第一个想到用四个字母代表校名，简单好记，而且大力推广运动队如篮球，自身成为名校+...
Base A Rock Solid, Responsive HTML/CSS Framework. Basscss Low-level CSS toolkit. Bulma A modern CSS framework based on Flexbox. Concise Framework A lightweight front-end framework that provides a number of great features without the bloat. Cardinal Cardinal is a modular, "mobile-first" CSS ...
题目链接: http://poj.org/problem?id=1112 Team Them Up! Time Limit: 1000MSMemory Limit: 10000K 问题描述 Your task is to divide a number of persons into two teams, in such a way, that: everyone belongs to one o...poj1112 Team Them Up!(二分图染色+dp) 首先,如果两人不互相认识,就...
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Input The input file consists of several data sets. The first line of the input file contains the number of data sets which is a positive integer and is not bigger than 20. The following lines describe the data sets. For each test case, there is one single line containing the numberN....
Long-term solar UV exposure is a well-known cause of skin aging, as is cigarette smoke, which contains a number of chemicals. In this study, combined effect of UVA and cigarette sidestream smoke (CSS) on matrix metalloproteinase-1 (MMP-1) induction was investigated. MMP-1 is the main ...