Distance on Chessboard Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 25623   Accepted: 8757 Description 国际象棋的棋盘是黑白相间的8 * 8的方格,棋子放在格子中间.如下图所示: 王.后.车.象的走子规则如下: 王:横.直.斜都可以走,但每步限走一格. 后:横.直.斜都可以走,每步格数不受限制. 车:横.竖均可以走,不能斜走,格数不限. 象:只能斜走,格数不限.…

c语言解决 代码:#include <stdio.h>#include <stdlib.h> int main(){    int num,i;    scanf("%d",&num);    for(i=0;i<num;i++)    {        char begin[5],end[5];//用begin和end分别存储棋子的起止位置        scanf("%s%s",begin,end);//begin 和 en…

题目 Source http://www.lightoj.com/volume_showproblem.php?problem=1171 Description Given an m x n chessboard where some of the cells are broken. Now you are about to place chess knights in the chessboard. You have to find the maximum number of knights…

A. DZY Loves Chessboard time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output DZY loves chessboard, and he enjoys playing with it. He has a chessboard of n rows and m columns. Some cells of the c…

(题目懒得打字了,建议到新窗口查看) 显然这玩意儿是可以按位搞的...然后就是一个裸的最小割模型? 然而这样做理论上只有30分实际上有40分. 事实上我们可以发现,每一列的取值只和上一列有关,这样我们就可以以每一列为状态进行dp. 记dp[i][j]表示第i列状态为j的方案数,考虑上一列的状态,把它们异或在一起瞎统计一下就行了. 这样做理论复杂度是可以AC的,实际上要跑3s左右......怎么卡常也卡不过去,于是开了O2就过了 #include <iostream> #include <…

Description 给定一个m×n的棋盘,上面有k个洞,求是否能在不重复覆盖且不覆盖到洞的情况下,用2×1的卡片完全覆盖棋盘. Input 第一行有三个整数n,m,k(0<m,n<=32, 0<=k<m×n),m表示行数,n表示列数. 接下来k行,每行两个整数y,x,表示(x,y)上有个洞. Output 如果能覆盖,输出YES:否则输出NO. Sample Input 4 3 2 2 1 3 3 Sample Output YES Solution 32×32的范围如果暴搜剪…

状压DP... Kings on a Chessboard Time Limit: 10000ms Memory Limit: 65535KB This problem will be judged on UESTC. Original ID: 185164-bit integer IO format: %lld      Java class name: Main Prev Submit Status Statistics Discuss Next Font Size: + - Type:  …

题目 Source http://acm.hust.edu.cn/vjudge/problem/42145 Description Let’s assume there is a new chess piece named Super-rook. When placed at a cell of a chessboard, it attacks all the cells that belong to the same row or same column. Additionally it at…

Chessboard Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 12800   Accepted: 4000 Description Alice and Bob often play games on chessboard. One day, Alice draws a board with size M * N. She wants Bob to use a lot of cards with size 1 * 2…

DZY Loves Chessboard time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output DZY loves chessboard, and he enjoys playing with it. He has a chessboard of n rows and m columns. Some cells of the ches…