Equal Sum Partitions Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 551    Accepted Submission(s): 409 Problem Description An equal sum partition of a sequence of numbers is a grouping of the…

http://acm.hdu.edu.cn/showproblem.php?pid=3280 用了简单的枚举. Equal Sum Partitions Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 453    Accepted Submission(s): 337 Problem Description An equal sum…

Vases and Flowers 题目链接 http://acm.hdu.edu.cn/showproblem.php?pid=4614 Problem Description Alice is so popular that she can receive many flowers everyday. She has N vases numbered from 0 to N-1. When she receive some flowers, she will try to put them…

传送门: http://codeforces.com/problemset/problem/600/B Queries about less or equal elements time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given two arrays of integers a and b. For e…

[1649] Find Sum 时间限制: 1000 ms 内存限制: 65535 K 问题描述 This problem is really boring. You are given a number sequence S which contain n integers and m queries, each time i will give your two integers id1 and id2, you need to tell me whether i can get S[id1…

Goldbach's Conjecture Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5567    Accepted Submission(s): 2151 Problem Description Goldbach's Conjecture: For any even number n greater than or equal…

CF 600B 题目大意:给定n,m,数组a(n个数),数组b(m个数),对每一个数组b中的元素,求数组a中小于等于数组该元素的个数. 解题思路:对数组a进行排序,然后对每一个元素b[i],在数组a中进行二分查找第一个大于b[i]的位置即为结果 /* CF 600B Queries about less or equal elements --- 二分查找 */ #include <cstdio> #include <algorithm> using namespace std;…

一. 题目 1. Two Sum II Given an array of integers that is already sorted in ascending order, find two numbers such that they add up to a specific target number. The function twoSum should return indices of the two numbers such that they add up to the ta…

一. 题目 1. Two SumTotal Accepted: 241484 Total Submissions: 1005339 Difficulty: Easy Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would have exactly one solutio…

Can you find it? Time Limit: 10000/3000 MS (Java/Others)    Memory Limit: 32768/10000 K (Java/Others)Total Submission(s): 9180    Accepted Submission(s): 2401 Problem Description Give you three sequences of numbers A, B, C, then we give you a number…