传送门:【POJ】1733 Parity game 题目大意:给你一个长度为n的01序列,再给你m句话,每句话是一个区间【L,R】,告诉你区间【L,R】中1的个数,现在你的任务是找到从第几句话开始说的和前面矛盾,出现第一次假话的时候前面有多少是真话。 题目分析:一开始看几乎没思路啊。后来没办法了,只能跑别人的博客去看看了。。。一看到说把一个区间【L,R】拆成两个区间【0,L-1】,
reference: http://www.geeksforgeeks.org/write-a-c-program-to-find-the-parity-of-an-unsigned-integer/ Problem Definition: Parity: Parity of a number refers to whether it contains an odd or even
题目再现链接: 点击打开链接 Parity check Time Limit: 2000MS Memory Limit: 524288KB Submit Statistic Problem Description Fascinated with the computer games, Gabriel even forgets to study. No
文章目录 一、题目二、题解 一、题目 Given an array of integers nums, half of the integers in nums are odd, and the other half are even. Sort the array so that whenever nums[i] is odd, i is odd, and whenever
题目链接:传送门 题目大意: 给一个长度为 n n n的 01 01 01字符串 n < = 1000000000 n <=1000000000 n<=1000000000,接下来有 m m m个语句,每个操作会给给一个区间 l l l~ r r r,若后面是 e v e n even even则表示这个区间里有偶数个 1 1 1,若后面是 o d d odd odd则表示这个区间里有奇数