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Main16918.java
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Main16918.java
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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;
public class Main16918 {
static int[] dx = {-1,0,1,0};
static int[] dy = {0,-1,0,1};
public static void main(String[] args) throws NumberFormatException, IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringTokenizer st = new StringTokenizer(br.readLine());
int R =Integer.parseInt(st.nextToken());
int C =Integer.parseInt(st.nextToken());
int N =Integer.parseInt(st.nextToken());
int[][] map = new int[R][C];
for(int i=0;i<R;i++) {
String temp = br.readLine();
for(int j=0;j<C;j++) {
map[i][j] = temp.charAt(j)=='O'?0:2;
}
}
StringBuilder sb = new StringBuilder();
if(N==1) {
//N == 1 ==>초기상태
for(int i=0;i<R;i++) {
for(int j=0;j<C;j++) {
if(map[i][j] != 0) {
sb.append('.');
}else {
sb.append('O');
}
}
sb.append("\n");
}
}else if(N==2 || N==4){
//모두 o
for(int i=0;i<R;i++) {
for(int j=0;j<C;j++) {
sb.append('O');
}
sb.append("\n");
}
}else {
int time = 3;
loop:while(true) {
//3초전 폭탄 터뜨리기
for(int i=0;i<R;i++) {
for(int j=0;j<C;j++) {
if(time-map[i][j] ==3) {
int temp = map[i][j];
map[i][j] = -1;
for(int k=0;k<4;k++) {
int nx = i+dx[k];
int ny = j+dy[k];
if(nx>=0 && ny>=0 && nx<R && ny<C) {
if(map[nx][ny] != temp && map[nx][ny] !=-1) {
map[nx][ny] = -1;
}
}
}
}
}
}
//n초면 스톱
if(time==N) {
break loop;
}
time++;
//v폭탄없는 곳 설치
for(int i=0;i<R;i++) {
for(int j=0;j<C;j++) {
if(map[i][j] ==-1) {
map[i][j] =time;
}
}
}
if(time==N) {
break;
}
time++;
}
for(int i=0;i<R;i++) {
for(int j=0;j<C;j++) {
if(map[i][j] == -1) {
sb.append('.');
}else {
sb.append('O');
}
}
sb.append("\n");
}
}
System.out.println(sb.toString());
}
}