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BomberMan.java
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BomberMan.java
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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.LinkedList;
import java.util.StringTokenizer;
import java.util.Queue;
public class BomberMan {
public static class Point {
private int x;
private int y;
private char value;
public Point(int x, int y, char value) {
this.x = x;
this.y = y;
this.value = value;
}
public int getX() {
return this.x;
}
public int getY() {
return this.y;
}
public char getValue() {
return this.value;
}
public void setValue(char value) {
this.value = value;
}
}
public static Point[][] resultArr;
public static Queue<Point> resultQueue;
public static StringBuilder sb = new StringBuilder();
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringTokenizer st = new StringTokenizer(br.readLine(), " ");
int height = Integer.parseInt(st.nextToken());
int width = Integer.parseInt(st.nextToken());
int second = Integer.parseInt(st.nextToken());
initResultArr(height, width);
initResultQueue();
for(int i = 0; i < height; i++) {
String status = br.readLine();
mkResultArr(i, status);
}
afterSecond(second);
printStatus();
}
public static void afterSecond(int value) {
int second = getSecond(value);
switch(second) {
case 1: // 초기상태 그냥 출력
break;
case 2: // 모든 판이 가득 찬 상태 출력
fillStatus();
break;
case 3: // 설치된 폭탄 기준 상하좌우 터짐
fillStatus();
explodeBomb();
break;
case 4: // 폭발 - 채우기 - 폭발 연쇄 작용
fillStatus();
explodeBomb();
fillStatusAfterBomb();
explodeBomb();
break;
}
}
public static int getSecond(int second) {
if(second <= 3) return second;
if(second % 2 == 0) return 2;
if(second % 4 == 3) return 3;
return 4;
}
// 폭탄이 없는 자리에 폭탄을 설치하는 로직
public static void fillStatus() {
for(int i = 0; i < resultArr.length; i++) {
for(int j = 0; j < resultArr[i].length; j++) {
if(resultArr[i][j].getValue() != '.') continue;
resultArr[i][j].setValue('O');
}
}
}
public static void fillStatusAfterBomb() {
for(int i = 0; i < resultArr.length; i++) {
for(int j = 0; j < resultArr[i].length; j++) {
if(resultArr[i][j].getValue() != '.') {
resultQueue.offer(resultArr[i][j]);
continue;
}
resultArr[i][j].setValue('O');
}
}
}
// 설치된 폭탄의 상하좌우칸 모두 터짐
public static void explodeBomb() {
while(!resultQueue.isEmpty()) {
Point point = resultQueue.poll();
int x = point.getX();
int y = point.getY();
resultArr[y][x].setValue('.');
if(x > 0) resultArr[y][x-1].setValue('.');
if(x < resultArr[0].length - 1) resultArr[y][x+1].setValue('.');
if(y > 0) resultArr[y-1][x].setValue('.');
if(y < resultArr.length - 1) resultArr[y+1][x].setValue('.');
}
}
// 상태 출력
public static void printStatus() {
for(Point[] arr : resultArr) {
for(Point value : arr) {
sb.append(value.getValue());
}
sb.append("\n");
}
System.out.println(sb.toString());
}
public static void mkResultArr(int height, String status) {
for(int i = 0; i < status.length(); i++) {
char value = status.charAt(i);
resultArr[height][i] = new Point(i, height, value);
if(value == 'O') resultQueue.offer(resultArr[height][i]);
}
}
public static void initResultArr(int height, int width) {
resultArr = new Point[height][width];
}
public static void initResultQueue() {
resultQueue = new LinkedList<>();
}
}