結果
| 問題 |
No.179 塗り分け
|
| コンテスト | |
| ユーザー |
threepipes_s
|
| 提出日時 | 2015-04-06 01:01:27 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 573 ms / 3,000 ms |
| コード長 | 4,755 bytes |
| コンパイル時間 | 2,309 ms |
| コンパイル使用メモリ | 78,508 KB |
| 実行使用メモリ | 58,700 KB |
| 最終ジャッジ日時 | 2024-07-23 14:26:44 |
| 合計ジャッジ時間 | 13,012 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 6 |
| other | AC * 40 |
ソースコード
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Comparator;
import java.util.HashSet;
import java.util.TreeSet;
public class Main {
public static void main(String[] args) throws NumberFormatException,
IOException {
ContestScanner in = new ContestScanner();
int h = in.nextInt();
int w = in.nextInt();
char[][] s = new char[h][w];
int count = 0;
for(int i=0; i<h; i++){
s[i] = in.nextToken().toCharArray();
for(int j=0; j<w; j++){
if(s[i][j] == '#') count++;
}
}
if(count == 0 || count % 2 == 1){
System.out.println("NO");
return;
}
for(int i=-h; i<h; i++){
for(int j=-w; j<w; j++){
if(i==0 && j==0) continue;
int[][] copy = new int[h][w];
for(int k=0; k<h; k++){
for(int l=0; l<w; l++){
copy[k][l] = s[k][l]=='#'?1:0;
}
}
for(int k=0; k<h; k++){
for(int l=0; l<w; l++){
if(s[k][l]=='.') continue;
if(k+i >= h || j+l >= w || k+i < 0 || j+l < 0 || s[k+i][l+j]=='.' || copy[k][l] != 1) continue;
copy[k][l] = 3;
copy[k+i][l+j] = 2;
}
}
boolean isok = true;
notok:for(int k=0; k<h; k++){
for(int l=0; l<w; l++){
if(copy[k][l] == 2){
if(k-i < 0 || l-j < 0 || k-i >= h || l-j >= w || copy[k-i][l-j] != 3){
isok = false;
break notok;
}
}else if(copy[k][l] == 3){
if(k+i >= h || l+j >= w || k+i <0 || l+j < 0 || copy[k+i][l+j] != 2){
isok = false;
break notok;
}
}else if(copy[k][l] == 1){
isok = false;
break notok;
}
}
}
if(isok){
System.out.println("YES");
return;
}
}
}
// for(int i=0; i<h; i++){
// for(int j=0; j<w; j++){
// int[][] copy = new int[h][w];
// for(int k=0; k<h; k++){
// for(int l=0; l<w; l++){
// copy[k][l] = s[k][l]=='#'?1:0;
// }
// }
// if(i==0 && j==0) continue;
// for(int k=0; k<h; k++){
// for(int l=0; l<w; l++){
// if(s[k][l]=='.') continue;
// if(k-i < 0 || l-j < 0 || s[k-i][l-j]=='.' || copy[k][l] != 1) continue;
// copy[k][l] = 2;
// copy[k-i][l-j] = 3;
// }
// }
// boolean isok = true;
// notok:for(int k=0; k<h; k++){
// for(int l=0; l<w; l++){
// if(copy[k][l] == 2){
// if(k-i < 0 || l-j < 0 || copy[k-i][l-j] != 3){
// isok = false;
// break notok;
// }
// }else if(copy[k][l] == 3){
// if(k+i >= h || l+j >= w || copy[k+i][l+j] != 2){
// isok = false;
// break notok;
// }
// }else if(copy[k][l] == 1){
// isok = false;
// break notok;
// }
// }
// }
// if(isok){
// System.out.println("YES");
// return;
// }
// }
// }
System.out.println("NO");
return;
}
}
class Node{
int id;
HashSet<Node> edge = new HashSet<Node>();
public Node(int id) {
this.id = id;
}
public void createEdge(Node node) {
edge.add(node);
}
}
class MyComp implements Comparator<int[]> {
final int idx;
public MyComp(int idx){
this.idx = idx;
}
public int compare(int[] a, int[] b) {
return a[idx] - b[idx];
}
}
class Reverse implements Comparator<Integer> {
public int compare(Integer arg0, Integer arg1) {
return arg1 - arg0;
}
}
class ContestWriter {
private PrintWriter out;
public ContestWriter(String filename) throws IOException {
out = new PrintWriter(new BufferedWriter(new FileWriter(filename)));
}
public ContestWriter() throws IOException {
out = new PrintWriter(System.out);
}
public void println(String str) {
out.println(str);
}
public void print(String str) {
out.print(str);
}
public void close() {
out.close();
}
}
class ContestScanner {
private BufferedReader reader;
private String[] line;
private int idx;
public ContestScanner() throws FileNotFoundException {
reader = new BufferedReader(new InputStreamReader(System.in));
}
public ContestScanner(String filename) throws FileNotFoundException {
reader = new BufferedReader(new InputStreamReader(new FileInputStream(
filename)));
}
public String nextToken() throws IOException {
if (line == null || line.length <= idx) {
line = reader.readLine().trim().split(" ");
idx = 0;
}
return line[idx++];
}
public long nextLong() throws IOException, NumberFormatException {
return Long.parseLong(nextToken());
}
public int nextInt() throws NumberFormatException, IOException {
return (int) nextLong();
}
public double nextDouble() throws NumberFormatException, IOException {
return Double.parseDouble(nextToken());
}
}
threepipes_s