結果
問題 | No.401 数字の渦巻き |
ユーザー |
|
提出日時 | 2016-07-22 22:30:58 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 213 ms / 2,000 ms |
コード長 | 2,040 bytes |
コンパイル時間 | 3,874 ms |
コンパイル使用メモリ | 78,780 KB |
実行使用メモリ | 57,232 KB |
最終ジャッジ日時 | 2024-11-06 09:03:46 |
合計ジャッジ時間 | 10,058 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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ファイルパターン | 結果 |
---|---|
other | AC * 30 |
ソースコード
import java.io.*;import java.util.*;public class Main_yukicoder401 {public static void main(String[] args) {Scanner sc = new Scanner(System.in);Printer pr = new Printer(System.out);int[] dx = {1, 0, -1, 0};int[] dy = {0, 1, 0, -1};int n = sc.nextInt();int[][] ret = new int[n][n];int d = 0;int x = 0;int y = 0;for (int i = 0; i < n * n; i++) {ret[y][x] = i + 1;int nx = x + dx[d];int ny = y + dy[d];if (ny >= n || nx >= n || nx < 0 || ny < 0 || ret[ny][nx] > 0) {d = (d + 1) % 4;nx = x + dx[d];ny = y + dy[d];}x = nx;y = ny;}for (int i = 0; i < n; i++) {for (int j = 0; j < n; j++) {if (j > 0) {pr.print(" ");}pr.printf("%03d", ret[i][j]);}pr.println();}pr.close();sc.close();}@SuppressWarnings("unused")private static class Scanner {BufferedReader br;Iterator<String> it;Scanner (InputStream in) {br = new BufferedReader(new InputStreamReader(in));}String next() throws RuntimeException {try {if (it == null || !it.hasNext()) {// it = Arrays.asList(br.readLine().split(" ")).iterator();it = Arrays.asList(br.readLine().split("\\p{javaWhitespace}+")).iterator();}return it.next();} catch (IOException e) {throw new IllegalStateException();}}int nextInt() throws RuntimeException {return Integer.parseInt(next());}long nextLong() throws RuntimeException {return Long.parseLong(next());}float nextFloat() throws RuntimeException {return Float.parseFloat(next());}double nextDouble() throws RuntimeException {return Double.parseDouble(next());}void close() {try {br.close();} catch (IOException e) {// throw new IllegalStateException();}}}private static class Printer extends PrintWriter {Printer(PrintStream out) {super(out);}}}