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 2,583 ms
コンパイル使用メモリ 77,984 KB
実行使用メモリ 58,272 KB
最終ジャッジ日時 2023-09-14 23:43:18
合計ジャッジ時間 8,863 ms
ジャッジサーバーID
(参考情報)
judge11 / judge12
このコードへのチャレンジ
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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 85 ms
52,800 KB
testcase_01 AC 84 ms
52,804 KB
testcase_02 AC 85 ms
52,928 KB
testcase_03 AC 86 ms
52,760 KB
testcase_04 AC 88 ms
52,568 KB
testcase_05 AC 206 ms
57,780 KB
testcase_06 AC 210 ms
58,188 KB
testcase_07 AC 212 ms
58,272 KB
testcase_08 AC 208 ms
57,808 KB
testcase_09 AC 213 ms
57,016 KB
testcase_10 AC 212 ms
57,780 KB
testcase_11 AC 157 ms
55,196 KB
testcase_12 AC 167 ms
57,500 KB
testcase_13 AC 139 ms
55,052 KB
testcase_14 AC 136 ms
54,808 KB
testcase_15 AC 103 ms
54,192 KB
testcase_16 AC 101 ms
53,108 KB
testcase_17 AC 198 ms
57,356 KB
testcase_18 AC 101 ms
52,968 KB
testcase_19 AC 138 ms
55,216 KB
testcase_20 AC 189 ms
56,616 KB
testcase_21 AC 111 ms
54,348 KB
testcase_22 AC 200 ms
57,392 KB
testcase_23 AC 100 ms
53,248 KB
testcase_24 AC 186 ms
57,532 KB
testcase_25 AC 138 ms
54,960 KB
testcase_26 AC 159 ms
54,868 KB
testcase_27 AC 163 ms
54,944 KB
testcase_28 AC 161 ms
54,796 KB
testcase_29 AC 169 ms
57,324 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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