結果

問題 No.455 冬の大三角
ユーザー hiromi_ayasehiromi_ayase
提出日時 2016-12-26 15:52:44
言語 Java
(openjdk 23)
結果
AC  
実行時間 57 ms / 2,000 ms
コード長 3,400 bytes
コンパイル時間 2,424 ms
コンパイル使用メモリ 77,596 KB
実行使用メモリ 37,216 KB
最終ジャッジ日時 2024-06-29 21:59:31
合計ジャッジ時間 7,679 ms
ジャッジサーバーID
(参考情報)
judge2 / judge1
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 54
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.io.IOException;
import java.io.InputStream;
import java.util.NoSuchElementException;
public class Main {
public static void main(String[] args) {
FastScanner sc = new FastScanner();
int H = sc.nextInt();
int W = sc.nextInt();
int ptr = 0;
int[][] star = new int[2][2];
char[][] sky = new char[H][];
for (int i = 0; i < H; i ++) {
sky[i] = sc.next().toCharArray();
for (int j = 0; j < W; j ++) {
if (sky[i][j] == '*') {
star[ptr ++] = new int[]{i, j};
}
}
}
if (star[0][1] != star[1][1]) {
if (star[0][0] != H - 1) {
sky[H - 1][star[0][1]] = '*';
} else {
sky[0][star[0][1]] = '*';
}
} else {
if (star[0][1] != W - 1) {
sky[star[0][0]][W - 1] = '*';
} else {
sky[star[0][0]][0] = '*';
}
}
StringBuilder sb = new StringBuilder();
for (int i = 0; i < H; i ++) {
sb.append(sky[i]);
sb.append("\n");
}
System.out.println(sb);
}
}
class FastScanner {
public static String debug = null;
private final InputStream in = System.in;
private int ptr = 0;
private int buflen = 0;
private byte[] buffer = new byte[1024];
private boolean eos = false;
private boolean hasNextByte() {
if (ptr < buflen) {
return true;
} else {
ptr = 0;
try {
if (debug != null) {
buflen = debug.length();
buffer = debug.getBytes();
debug = "";
eos = true;
} else {
buflen = in.read(buffer);
}
} catch (IOException e) {
e.printStackTrace();
}
if (buflen < 0) {
eos = true;
return false;
} else 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;
}
private void skipUnprintable() {
while (hasNextByte() && !isPrintableChar(buffer[ptr]))
ptr++;
}
public boolean isEOS() {
return this.eos;
}
public boolean hasNext() {
skipUnprintable();
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() {
return (int) nextLong();
}
public long[] nextLongList(int n) {
return nextLongTable(1, n)[0];
}
public int[] nextIntList(int n) {
return nextIntTable(1, n)[0];
}
public long[][] nextLongTable(int n, int m) {
long[][] ret = new long[n][m];
for (int i = 0; i < n; i ++) {
for (int j = 0; j < m; j ++) {
ret[i][j] = nextLong();
}
}
return ret;
}
public int[][] nextIntTable(int n, int m) {
int[][] ret = new int[n][m];
for (int i = 0; i < n; i ++) {
for (int j = 0; j < m; j ++) {
ret[i][j] = nextInt();
}
}
return ret;
}
}
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