A and B and Chess time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A and B are preparing themselves for programming contests. To train their logical thinking and solve problems better, A and…
10.25 去打 CF,然后被 CF 打了. CF EDU 75 A. Broken Keyboard 精神恍惚,WA 了一发. B. Binary Palindromes 比赛中的憨憨做法,考虑一个串的 case,只有"长度为偶数,01都出现奇数次",才会变不出回文串,我们称这样的串为 Bad 的,其它串是 Good 的.两个 Bad 串,之间交换一个 01,可都变成 Good 的.如果 Bad 串有奇数个,那么必存在一个长度为奇数的串才可能合法. C. Minimize The I…
Chess Problem Description Alice and Bob are playing a special chess game on an n × 20 chessboard. There are several chesses on the chessboard. They can move one chess in one turn. If there are no other chesses on the right adjacent block of the mov…
cf之路,1,Codeforces Round #345 (Div. 2) ps:昨天第一次参加cf比赛,比赛之前为了熟悉下cf比赛题目的难度.所以做了round#345连试试水的深浅..... 其实这个应该是昨天就写完的,不过没时间了,就留到了今天.. 地址:http://codeforces.com/contest/651/problem/A A. Joysticks time limit per test 1 second memory limit per test 256…
A Chess Game Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 3917 Accepted: 1596 Description Let's design a new chess game. There are N positions to hold M chesses in this game. Multiple chesses can be located in the same position. The…
CF memsql Start[c]UP 2.0 A A. Golden System time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Piegirl got bored with binary, decimal and other integer based counting systems. Recently she dis…
CF memsql Start[c]UP 2.0 B B. Distributed Join time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Piegirl was asked to implement two table join operation for distributed database system, minim…
E. Sign on Fence time limit per test 4 seconds memory limit per test 256 megabytes input standard input output standard output Bizon the Champion has recently finished painting his wood fence. The fence consists of a sequence of n panels of 1 meter w…
Chess Time Limit: 6000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 24 Accepted Submission(s): 10 Problem Description 小度和小良最近又迷上了下棋.棋盘一共有N行M列,我们可以把左上角的格子定为(1,1),右下角的格子定为(N,M).在他们的规则中,“王”在棋盘上的走法遵循十字路线.也就是说,…
2016暑假多校联合---A Simple Chess Problem Description There is a n×m board, a chess want to go to the position (n,m) from the position (1,1).The chess is able to go to position (x2,y2) from the position (x1,y1), only and if only x1,y1,x2,y2 is satisfied…
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题目 Source http://acm.hdu.edu.cn/showproblem.php?pid=5724 Description Alice and Bob are playing a special chess game on an n × 20 chessboard. There are several chesses on the chessboard. They can move one chess in one turn. If there are no other chess…
Freelancer's Dreams time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Mikhail the Freelancer dreams of two things: to become a cool programmer and to buy a flat in Moscow. To become a cool p…