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Re:acIn Reply To:ac Posted by:12420210 at 2014-08-08 17:06:00 > #include <iostream>
> using namespace std;
> char a[101][101];
> int b[8][2]={1,0,-1,0,0,1,0,-1,1,1,1,-1,-1,1,-1,-1};
> void dfs(int x,int y)
> { a[x][y]='*';
> for(int k=0;k<8;k++)
> if(a[x+b[k][0]][y+b[k][1]]=='@')
> dfs(x+b[k][0],y+b[k][1]);
> }
> int main(int argc, char *argv[])
> {
> int m,n;
> while(cin>>m>>n,m,n)
> {
> int i,j,k,s=0;
> for(i=0;i<m;i++)
> for(j=0;j<n;j++)
> cin>>a[i][j];
> for(i=0;i<m;i++)
> for(j=0;j<n;j++)
> if(a[i][j]=='@'){s++;dfs(i,j);}
> cout<<s<<endl;
> }
> return 0;
> }
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