题目描述 “What a boring world!”Julyed felt so bored that she began to write numbers on the coordinate paper. She wrote a “0” on the center, then wrote the follow numbers clockwise, which looked like a snake as below.   “Damn! I have fulfilled the paper!”…

emmmm.... 在被新生暴打后,我花了很久才补出这道DFS.由于WA1检查了半天,最后竟然是输出少了一个:   ,心态小崩. 这里普通的dfs算出的连通区域并不能直接当做最后的答案.所以需要类似模拟的DFS来处理. 代码如下: #include<iostream> using namespace std; int q[12][12];//用数组标记该位置是空地.食物.还是障碍. int pd[12][12];//判断有没有走过 int maxx=0;//记录最大路径长度 int a,b,m…

2014-2015 Petrozavodsk Winter Training Camp, Contest.58 (Makoto rng_58 Soejima contest) Problem A. Manhattan solved by RDC 32 min 1Y 题意 给一网格图,找出欧几里得距离为 d 的两点,最大化最短路. 第一回合 三分搜索,第一个点的坐标 \((x,0)(0\leq x<1)\),确定第一个点后,对第二个点的横坐标或者纵坐标进行枚举计算答案. 第二回合 设最优解两点之间…

转载自:http://www.cnblogs.com/fortran/articles/1996927.html boundaryFoam Steady-state solver for 1D turbulent flow,typically to generate boundary layer conditions at an inlet, for use in a simulation Example Problems: boundaryLaunderSharma model which h…

注意代码中: result1 << " to " << result2 << ", PLAYER 1 WINS."<< endl; 和 result1 << " to " << result2 << ", PLAYER 1 WINS. "<< endl; 虽然只在WINS后只差一个空格,但会导致PE. 原题: 2101.   Bul…

A + B Problem Too Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 13465    Accepted Submission(s): 10008 Problem Description This problem is also a A + B problem,but it has a little difference,…

A. Fox And Snake 题目连接: http://codeforces.com/contest/510/problem/A Description Fox Ciel starts to learn programming. The first task is drawing a fox! However, that turns out to be too hard for a beginner, so she decides to draw a snake instead. A sna…

题目链接:http://codeforces.com/contest/510/problem/A A. Fox And Snake time limit per test2 seconds memory limit per test256 megabytes inputstandard input outputstandard output Fox Ciel starts to learn programming. The first task is drawing a fox! However…

Problem description Fox Ciel starts to learn programming. The first task is drawing a fox! However, that turns out to be too hard for a beginner, so she decides to draw a snake instead. A snake is a pattern on a n by m table. Denote c-th cell of r-th…

Design a Snake game that is played on a device with screen size = width x height. Play the game online if you are not familiar with the game. The snake is initially positioned at the top left corner (0,0) with length = 1 unit. You are given a list of…