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递归加深搜,测试案例能过,就是WA,大牛帮看看呗~^ ^#include<iostream>
using namespace std;
char map[200][200];
int count;
int m,n;
void dfs(int i,int j)
{
if(map[i][j]=='*'||i<0||j<0||i>m||j>n)
return;
map[i][j]='*';
dfs(i-1,j-1);
dfs(i-1,j);
dfs(i-1,j+1);
dfs(i,j-1);
dfs(i,j+1);
dfs(i+1,j-1);
dfs(i+1,j);
dfs(i+1,j+1);
}
int main()
{
int i,j;
while(scanf("%d%d",&m,&n)&&m!=0)
{
count=0;
while(getchar()==' ');
memset(map,'*',sizeof(map));
for(i=0;i<m;i++)
scanf("%s",&map[i]);
for(i=0;i<m;i++)
for(j=0;j<n;j++)
{
if(map[i][j]=='@')
{
dfs(i,j);
count++;
}
}
printf("%d\n",count);
}
return 1;
}
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