結果
| 問題 |
No.179 塗り分け
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2019-09-17 11:27:11 |
| 言語 | Java (openjdk 23) |
| 結果 |
RE
|
| 実行時間 | - |
| コード長 | 4,367 bytes |
| コンパイル時間 | 1,929 ms |
| コンパイル使用メモリ | 77,856 KB |
| 実行使用メモリ | 55,092 KB |
| 最終ジャッジ日時 | 2024-07-07 10:26:48 |
| 合計ジャッジ時間 | 7,770 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 5 RE * 1 |
| other | AC * 34 WA * 2 RE * 4 |
ソースコード
import java.util.*;
import java.io.*;
public class Main {
public static void main(String[] args) {
FastScanner sc = new FastScanner();
int h = sc.nextInt();
int w = sc.nextInt();
String[] s = new String[h];
for (int i = 0; i < h; i++) {
s[i] = sc.next();
}
boolean color = false;
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
if (s[i].charAt(i) == '#') {
color = true;
break;
}
}
}
if (!color) {
System.out.println("NO");
return;
}
for (int x = -w; x <= w; x++) {
for (int y = -h; y <= h; y++) {
if (x == 0 && y == 0) {
continue;
}
boolean[][] check = new boolean[h][w];
boolean ok = true;
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
if (check[i][j]) {
continue;
}
if (s[i].charAt(j) == '.') {
continue;
}
check[i][j] = true;
int nx = j + x;
int ny = i + y;
if (nx < 0 || nx >= w || ny < 0 || ny >= h) {
ok = false;
break;
}
if (check[ny][nx]) {
ok = false;
break;
}
if (s[ny].charAt(nx) == '.') {
ok = false;
break;
}
check[ny][nx] = true;
}
}
if (ok) {
System.out.println("YES");
return;
}
}
}
System.out.println("NO");
}
}
class FastScanner {
private final InputStream in = System.in;
private final byte[] buffer = new byte[1024];
private int ptr = 0;
private int buflen = 0;
private boolean hasNextByte() {
if (ptr < buflen) {
return true;
} else {
ptr = 0;
try {
buflen = in.read(buffer);
} catch (IOException e) {
e.printStackTrace();
}
if (buflen <= 0) {
return false;
}
}
return true;
}
private int readByte() {
if (hasNextByte())
return buffer[ptr++];
else
return -1;
}
private static boolean isPrintableChar(int c) {
return 33 <= c && c <= 126;
}
public boolean hasNext() {
while (hasNextByte() && !isPrintableChar(buffer[ptr]))
ptr++;
return hasNextByte();
}
public String next() {
if (!hasNext())
throw new NoSuchElementException();
StringBuilder sb = new StringBuilder();
int b = readByte();
while (isPrintableChar(b)) {
sb.appendCodePoint(b);
b = readByte();
}
return sb.toString();
}
public long nextLong() {
if (!hasNext())
throw new NoSuchElementException();
long n = 0;
boolean minus = false;
int b = readByte();
if (b == '-') {
minus = true;
b = readByte();
}
if (b < '0' || '9' < b) {
throw new NumberFormatException();
}
while (true) {
if ('0' <= b && b <= '9') {
n *= 10;
n += b - '0';
} else if (b == -1 || !isPrintableChar(b)) {
return minus ? -n : n;
} else {
throw new NumberFormatException();
}
b = readByte();
}
}
public int nextInt() {
long nl = nextLong();
if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE)
throw new NumberFormatException();
return (int) nl;
}
public double nextDouble() {
return Double.parseDouble(next());
}
}