algorithms
코드포스 (codeforces)
코드포스 7A (codeforces 7A)
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코드포스 7A (codeforces 7A) 문제 풀이 및 코드 (description and code)
Problem - 7A - Codeforces
코드
import java.io.*;
public class CF7A {
static int ans = 0;
static char[][] table = new char[9][9];
static boolean row[] = new boolean[9];
static boolean col[] = new boolean[9];
static boolean isBlack;
static String in;
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
for (int i = 1; i < 9; i++) {
in = br.readLine();isBlack = true;
for (int j = 1; j < 9; j++) {
table[i][j] = in.charAt(j - 1);
if (isBlack) isBlack = (table[i][j] == 'B');
}
row[i] = isBlack;
if (row[i]) {
ans++;
for (int j = 1; j < 9; j++) {
table[i][j] = 'W';
}
}
}
for (int j = 1; j < 9; j++) {
isBlack = false;
for (int i = 1; i < 9; i++) {
if (table[i][j] == 'B') {
isBlack = true;break;
}
}
col[j] = isBlack;
if (col[j]) {
ans++;
for (int i = 1; i < 9; i++) {
table[i][j] = 'W';
}
}
}
bw.write(ans + "\n");
bw.flush();bw.close();
}
}