Calculations are rather interesting, especially when some thoughts are involved therein.…

This paper presented a very interesting topic. Censorship in China has always drawn people's attention since in a perspective of universal values censorship repress the free will of people to express themselves. This paper, focusing on the censorship…

题目描述 Recently, Miss Huang want to receive a Tree as her birthday gift! (What a interesting person!)  As a interesting person, Miss Huang likes interesting tree. The interesting tree is a tree with the Max interesting degree. The interesting degree eq…

题目 Source http://acm.hdu.edu.cn/showproblem.php?pid=5785 Description Alice get a string S. She thinks palindrome string is interesting. Now she wanna know how many three tuple (i,j,k) satisfy 1≤i≤j<k≤length(S), S[i..j] and S[j+1..k] are all palindrom…

2070. Interesting Numbers Time limit: 2.0 secondMemory limit: 64 MB Nikolay and Asya investigate integers together in their spare time. Nikolay thinks an integer is interesting if it is a prime number. However, Asya thinks an integer is interesting i…

H - Solve this interesting problem Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 5323 Appoint description:  System Crawler  (2015-07-28) Description Have you learned something about segment tr…

Interesting Fibonacci Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 665    Accepted Submission(s): 114 Problem Description In mathematics, the Fibonacci numbers are a sequence of numbers named…

题目链接:CF #365 (Div. 2) D - Mishka and Interesting sum 题意:给出n个数和m个询问,(1 ≤ n, m ≤ 1 000 000) ,问在每个区间里所有出现偶数次的数异或的值. 思路:容易想到,把区间内的所有的数都异或得到的是出现奇数次的数的值,然后再异或该区间内的所有出现过的数(每个数只统计一次),得到的ans了. 第一个问题:得到询问区间的所有数的异或值,由 a[1~r] ^ a[0~(l-1)] = a[l~r] 可以用数组all_xor[i…

转载自:http://www.cnblogs.com/icode-girl/p/5744409.html 题目链接:CF #365 (Div. 2) D - Mishka and Interesting sum 题意:给出n个数和m个询问,(1 ≤ n, m ≤ 1 000 000) ,问在每个区间里所有出现偶数次的数异或的值. 思路:容易想到,把区间内的所有的数都异或得到的是出现奇数次的数的值,然后再异或该区间内的所有出现过的数(每个数只统计一次),得到的ans了. 第一个问题:得到询问区间的…

题目链接: http://codeforces.com/contest/703/problem/D D. Mishka and Interesting sum time limit per test 3.5 secondsmemory limit per test 256 megabytes 问题描述 Little Mishka enjoys programming. Since her birthday has just passed, her friends decided to prese…