UVa 572 Oil Deposits

#include<stdio.h>
#define SIZE 110
int ROW, COL;
int dx[8] = {0,1,1,1,0,-1,-1,-1};
int dy[8] = {1,1,0,-1,-1,-1,0,1};
char map[SIZE][SIZE];
int visited[SIZE][SIZE];

void dfs(int row, int col)
{
    if(visited[row][col] == 1 || row < 0 || row >= ROW || col < 0 || col >= COL || map[row][col] != '@') return;
    visited[row][col] = 1;
    int i;
    for(i = 0; i < 8; i++)
        dfs(row+dx[i], col+dy[i]);
}

int Solve()
{
    int i, j, count = 0;
    for(i = 0; i < ROW; i++)
        for(j = 0; j < COL; j++)
    {
        if(visited[i][j] == 0 && map[i][j] == '@')
        {
            dfs(i,j);
            count++;
        }
    }
    return count;
}


int main()
{
    while(1)
    {
        scanf("%d%d", &ROW, &COL);
        getchar();
        if(ROW == 0 && COL == 0)
            break;
        int i, j;
        for(i = 0; i < ROW; i++)
        {
            for(j = 0; j < COL; j++)
                scanf("%c",&map[i][j]);
            getchar();
        }
        memset(visited, 0, sizeof(visited));
        printf("%d\n", Solve());
    }
    return 0;
}