摘要:
方向开始都搞乱了。调半天。#include <iostream>#include <stdio.h>using namespace std;int n,u,d,l,r,num,flag;char map[55][55];int dfsu(int x,int y){ if(map[x][y]!='#') return num; if(map[x][y-1]=='#' || map[x][y+1]=='#'){ flag=1; return num; } if(map[x][y]=='#'){ num++; d 阅读全文