Lake Counting Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 49414   Accepted: 24273 Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 10…

Lake Counting Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 40370   Accepted: 20015 Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 10…

链接:http://poj.org/problem?id=2386 题解 #include<cstdio> #include<stack> using namespace std; ,MAX_N=; char a[MAX_N][MAX_M]; int N,M; //现在位置 (x,y) void dfs(int x,int y){ a[x][y]='.'; //将现在所在位置替换为'.',即旱地 ;dx<=;dx++){ //循环遍历连通的8个方向:上.下.左.右.左上.左下…

很水的DFS. 为什么放上来主要是为了让自己的博客有一道DFS题解,,, #include<bits/stdc++.h> using namespace std; ][],ans,flag; char sx; void dfs(int x,int y){ ){ flag=; a[x][y]=; dfs(x-,y); dfs(x+,y); dfs(x,y-); dfs(x,y+); dfs(x-,y-); dfs(x+,y-); dfs(x-,y+); dfs(x+,y+); } } int m…

Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 100; 1 <= M <= 100) squares. Each square contains either water ('W') or dry land ('.'). Farmer…

-->Lake Counting 直接上中文了 Descriptions: 由于近日阴雨连天,约翰的农场中中积水汇聚成一个个不同的池塘,农场可以用 N x M (1 <= N <= 100; 1 <= M <= 100) 的正方形来表示.农场中的每个格子可以用'W'或者是'.'来分别代表积水或者土地,约翰想知道他的农场中有多少池塘.池塘的定义:一片相互连通的积水.任何一个正方形格子被认为和与它相邻的8个格子相连. 给你约翰农场的航拍图,确定有多少池塘 Input Line 1…

来之不易的2017第一发ac http://poj.org/problem?id=2386 Lake Counting Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 31474   Accepted: 15724 Description Due to recent rains, water has pooled in various places in Farmer John's field, which is repr…

Time limit1000 ms Memory limit65536 kB Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 100; 1 <= M <= 100) squares. Each square contains either water ('W')…

Lake Counting Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 20782   Accepted: 10473 Description Due to recent rains, water has pooled in various places in Farmer John's field, which is represented by a rectangle of N x M (1 <= N <= 10…

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