A. Flipping Game time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Iahub got bored, so he invented a game to be played on paper. He writes n integers a1, a2, ..., an. Each of those intege
本文以一个简单的程序开头--数组赋值: int LEN = 10000;int[][] arr = new int[LEN][LEN]; for (int i = 0; i < LEN; i++) { for (int j = 0; j < LEN; j++) { arr[i][j] = 1; }}示例中虽然采用了Java,但是熟悉其他编程语言的同学可以自行脑补成自己熟悉的语言,如C/C++.Go.Python之类的,这里的知识点不限制在语言层级. 我们在使用这种for循环的时候,是否会习惯性
A Bit Fun Time Limit: 5000/2500 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1148 Accepted Submission(s): 644 Problem Description There are n numbers in a array, as a0, a1 ... , an-1, and another number m. We d
题目传送门 题意:从n个数中选出不同的三个数a b c,使得(a+b)^c 最大 分析:先将所有数字按位插入到字典树上,然后删除两个数字,贪心询问与剩下的数字最大异或值. /************************************************ * Author :Running_Time * Created Time :2015/11/1 14:58:49 * File Name :J.cpp *************************************
J. FatMouse's Speed FatMouse believes that the fatter a mouse is, the faster it runs. To disprove this, you want to take the data on a collection of mice and put as large a subset of this data as possible into a sequence so that the weights are incre
cl少用在for循环里 #include<cstdio> #include<iostream> #include<algorithm> #include<cstring> #include<cmath> #include<queue> #include<map> using namespace std; #define MOD 1000000007 const int INF=0x3f3f3f3f; ; typedef l
Unique Paths I A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below). The robot can only move either down or right at any point in time. The robot is trying to reach the bottom-right corner of the grid (marke
Implement strStr() Implement strStr(). Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. 最简单的思路,逐一比较: class Solution { public: int strStr(char *haystack, char *needle) { int n1=strlen(haystack);
J. Deck Shuffling Time Limit: 2 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/gym/100187/problem/J Description The world famous scientist Innokentiy continues his innovative experiments with decks of cards. Now he has a deck of n cards and k
Problem J. Triatrip Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/gym/100342/attachments Description The travel agency “Four Russians” is offering the new service for their clients. Unlike other agencies that only suggest one-way