結果

問題 No.839 Keep Distance and Nobody Explodes
ユーザー hiromi_ayasehiromi_ayase
提出日時 2019-07-25 05:16:47
言語 Java21
(openjdk 21)
結果
AC  
実行時間 213 ms / 2,000 ms
コード長 2,932 bytes
コンパイル時間 2,556 ms
コンパイル使用メモリ 90,416 KB
実行使用メモリ 58,048 KB
最終ジャッジ日時 2024-07-02 05:56:28
合計ジャッジ時間 8,922 ms
ジャッジサーバーID
(参考情報)
judge4 / judge3
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 93 ms
52,916 KB
testcase_01 AC 94 ms
53,276 KB
testcase_02 AC 93 ms
53,044 KB
testcase_03 AC 94 ms
52,860 KB
testcase_04 AC 96 ms
52,932 KB
testcase_05 AC 212 ms
56,500 KB
testcase_06 AC 199 ms
57,616 KB
testcase_07 AC 210 ms
56,648 KB
testcase_08 AC 213 ms
57,856 KB
testcase_09 AC 211 ms
56,552 KB
testcase_10 AC 208 ms
57,456 KB
testcase_11 AC 163 ms
53,880 KB
testcase_12 AC 174 ms
55,660 KB
testcase_13 AC 157 ms
55,176 KB
testcase_14 AC 155 ms
54,916 KB
testcase_15 AC 117 ms
53,652 KB
testcase_16 AC 116 ms
53,756 KB
testcase_17 AC 205 ms
58,048 KB
testcase_18 AC 113 ms
53,228 KB
testcase_19 AC 139 ms
55,060 KB
testcase_20 AC 189 ms
56,832 KB
testcase_21 AC 117 ms
53,544 KB
testcase_22 AC 200 ms
57,376 KB
testcase_23 AC 115 ms
53,108 KB
testcase_24 AC 189 ms
56,204 KB
testcase_25 AC 141 ms
54,880 KB
testcase_26 AC 148 ms
54,256 KB
testcase_27 AC 149 ms
53,768 KB
testcase_28 AC 159 ms
54,476 KB
testcase_29 AC 191 ms
56,484 KB
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 #

public class Main {


  private static void solve() {
    int n = ni();
    int[][] a = new int[n][n];

    int ptr = 0;
    for (int i = 0; i < n / 2; i++) {
      for (int j = 0; j < n / 2; j++) {
        a[i][j] = ptr++;
        a[i + n / 2][j + n / 2] = ptr++;
      }
    }

    for (int i = 0; i < n / 2; i++) {
      for (int j = n / 2 - 1; j >= 0; j--) {
        a[i][j + n / 2] = ptr++;
        a[i + n / 2][j] = ptr++;
      }
    }

    for (int i = 0; i < n; i++) {
      for (int j = 0; j < n; j++) {
        out.print(a[i][j] + 1 + " ");
      }
      out.println();
    }
  }

  public static void main(String[] args) {
    new Thread(null, new Runnable() {
      @Override
      public void run() {
        long start = System.currentTimeMillis();
        String debug = args.length > 0 ? args[0] : null;
        if (debug != null) {
          try {
            is = java.nio.file.Files.newInputStream(java.nio.file.Paths.get(debug));
          } catch (Exception e) {
            throw new RuntimeException(e);
          }
        }
        reader = new java.io.BufferedReader(new java.io.InputStreamReader(is), 32768);
        solve();
        out.flush();
        tr((System.currentTimeMillis() - start) + "ms");
      }
    }, "", 64000000).start();
  }

  private static java.io.InputStream is = System.in;
  private static java.io.PrintWriter out = new java.io.PrintWriter(System.out);
  private static java.util.StringTokenizer tokenizer = null;
  private static java.io.BufferedReader reader;

  public static String next() {
    while (tokenizer == null || !tokenizer.hasMoreTokens()) {
      try {
        tokenizer = new java.util.StringTokenizer(reader.readLine());
      } catch (Exception e) {
        throw new RuntimeException(e);
      }
    }
    return tokenizer.nextToken();
  }

  private static double nd() {
    return Double.parseDouble(next());
  }

  private static long nl() {
    return Long.parseLong(next());
  }

  private static int[] na(int n) {
    int[] a = new int[n];
    for (int i = 0; i < n; i++)
      a[i] = ni();
    return a;
  }

  private static char[] ns() {
    return next().toCharArray();
  }

  private static long[] nal(int n) {
    long[] a = new long[n];
    for (int i = 0; i < n; i++)
      a[i] = nl();
    return a;
  }

  private static int[][] ntable(int n, int m) {
    int[][] table = new int[n][m];
    for (int i = 0; i < n; i++) {
      for (int j = 0; j < m; j++) {
        table[i][j] = ni();
      }
    }
    return table;
  }

  private static int[][] nlist(int n, int m) {
    int[][] table = new int[m][n];
    for (int i = 0; i < n; i++) {
      for (int j = 0; j < m; j++) {
        table[j][i] = ni();
      }
    }
    return table;
  }

  private static int ni() {
    return Integer.parseInt(next());
  }

  private static void tr(Object... o) {
    if (is != System.in)
      System.out.println(java.util.Arrays.deepToString(o));
  }
}
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