原题链接 题意简述 给出一个个数的数列,每次选出两个奇偶性相同的数合成一个数,问最终能否只剩下一个数. 分析 非常简单的一道题. 两个偶数可以合成一个偶数,两个奇数也能合成一个偶数.所以合并偶数时偶数的总个数减少一个,合并奇数时奇数的总个数减少两个.那么当数列中有奇数个奇数时,必然有一个无法被合并进去:反之则一定可以合并成一个数. 时间复杂度为. 实现 一边读入一边统计奇数的个数,然后判断总个数是否为奇数. 代码 //Addition #include <cstdio> int main()…

AGC010 A - Addition 如果所有数加起来是偶数那么一定可以,否则不行 #include <bits/stdc++.h> #define fi first #define se second #define pii pair<int,int> #define mp make_pair #define pb push_back #define space putchar(' ') #define enter putchar('\n') #define eps 1e-10…

Assume you have an array of length n initialized with all 0's and are given k update operations. Each operation is represented as a triplet: [startIndex, endIndex, inc] which increments each element of subarray A[startIndex ... endIndex] (startIndex…

今天使用SVN提交项目时,出现了这样的提示:"XXX" is scheduled for addition, but is missing.(无关紧要的东西用XXX代替). 看报错说明是这样的:"XXX"已经被列为添加状态,但我们提交时却缺少"XXX"这个. 原因是:之前用SVN提交过的文件/文件夹,被标记为"addition"状态,等待被加入到仓库.虽然你把这个文件删除了,SVN提交的时候还是会尝试提交这个文件,所以就会提示…

//Addition program that use JOptionPane for input and output. import javax.swing.JOptionPane; public class Addition{ public static void main(String[] args) { String firstNumber=JOptionPane.showInputDialog("Enter first integer!"); String secondNu…

except for 除了...以外(与 except for 连用的整体词与 except for 所跟的词往往不是同类的,是指整体中除去 一个细节.) eg:Your composition is good except for a few spelling mistakes.        除了几处拼写错误以外, 你的作文写得很好. in addition to除...之外(还)[及物] eg:In addition to French, he has to study Japanese.…

ASCII Addition 题目链接: http://acm.hust.edu.cn/vjudge/contest/127407#problem/A Description Nowadays, there are smartphone applications that instantly translate text and even solve math problems if you just point your phone's camera at them. Your job is…

hdu 2451 Simple Addition Expression Problem Description A luxury yacht with 100 passengers on board is sailing on the sea in the twilight. The yacht is ablaze with lights and there comes out laughers and singing from the hall where an evening party i…

Description An addition chain for n is an integer sequence  with the following four properties: a0 = 1 am = n a0<a1<a2<...<am-1<am For each k ( ) there exist two (not neccessarily different) integers i and j ( ) with ak =ai +aj You are give…

Problem E Simple Addition Input: Standard Input Output: Standard Output Let’s define a simple recursive function F (n), where Let’s define another function S (p, q), In this problem you have to Calculate S (p, q) on given value of   p and q.   Input…