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…

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 Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 18201   Accepted: 9192 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…

Lake Counting Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 48370 Accepted: 23775 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…

Lake Counting Time Limit: 1000MS     Memory Limit: 65536K Total Submissions: 17917     Accepted: 9069 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 <=…

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…

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…

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…

题目大意:有N*M的矩阵稻田,'W'表示有积水的地方, '.'表示是干旱的地方,问稻田内一共有多少块积水,根据样例很容易得出,积水是8个方向任一方向相连即可. 题目大意:有N*M的矩阵稻田,'W'表示有积水的地方, '.'表示是干旱的地方,问稻田内一共有多少块积水,根据样例很容易得出,积水是8个方向任一方向相连即可.  题目大意:有N*M的矩阵稻田,'W'表示有积水的地方, '.'表示是干旱的地方,问稻田内一共有多少块积水,根据样例很容易得出,积水是8个方向任一方向相连即可.  题目大意:有N*…