結果

問題 No.1304 あなたは基本が何か知っていますか？私は知っています．
ユーザー hiromi_ayasehiromi_ayase
提出日時 2020-12-02 02:39:52
言語 Java21
(openjdk 21)
結果
AC  
実行時間 121 ms / 2,000 ms
コード長 3,180 bytes
コンパイル時間 2,778 ms
コンパイル使用メモリ 84,180 KB
実行使用メモリ 53,836 KB
最終ジャッジ日時 2023-09-03 03:54:42
合計ジャッジ時間 12,465 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge11
このコードへのチャレンジ（β）

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 70 ms
50,744 KB
testcase_01 AC 70 ms
50,768 KB
testcase_02 AC 69 ms
50,684 KB
testcase_03 AC 77 ms
51,456 KB
testcase_04 AC 116 ms
53,444 KB
testcase_05 AC 102 ms
53,784 KB
testcase_06 AC 71 ms
50,884 KB
testcase_07 AC 111 ms
53,836 KB
testcase_08 AC 87 ms
53,604 KB
testcase_09 AC 113 ms
53,436 KB
testcase_10 AC 108 ms
53,432 KB
testcase_11 AC 112 ms
53,568 KB
testcase_12 AC 111 ms
53,576 KB
testcase_13 AC 106 ms
53,432 KB
testcase_14 AC 104 ms
53,336 KB
testcase_15 AC 105 ms
53,340 KB
testcase_16 AC 105 ms
53,564 KB
testcase_17 AC 105 ms
53,348 KB
testcase_18 AC 105 ms
53,608 KB
testcase_19 AC 98 ms
53,404 KB
testcase_20 AC 72 ms
50,940 KB
testcase_21 AC 110 ms
53,320 KB
testcase_22 AC 108 ms
53,268 KB
testcase_23 AC 111 ms
53,452 KB
testcase_24 AC 121 ms
53,440 KB
testcase_25 AC 73 ms
50,928 KB
testcase_26 AC 88 ms
53,348 KB
testcase_27 AC 90 ms
53,584 KB
testcase_28 AC 75 ms
51,280 KB
testcase_29 AC 77 ms
51,212 KB
testcase_30 AC 69 ms
50,888 KB
testcase_31 AC 75 ms
51,168 KB
testcase_32 AC 89 ms
53,568 KB
testcase_33 AC 74 ms
50,984 KB
testcase_34 AC 90 ms
53,472 KB
testcase_35 AC 77 ms
51,148 KB
testcase_36 AC 76 ms
51,448 KB
testcase_37 AC 74 ms
51,204 KB
testcase_38 AC 70 ms
50,928 KB
testcase_39 AC 71 ms
50,924 KB
testcase_40 AC 76 ms
51,152 KB
testcase_41 AC 74 ms
51,016 KB
testcase_42 AC 76 ms
51,204 KB
testcase_43 AC 76 ms
51,228 KB
testcase_44 AC 77 ms
51,460 KB
04_evil_A_01 WA -
04_evil_A_02 WA -
04_evil_A_03 WA -
04_evil_A_04 WA -
04_evil_A_05 WA -
04_evil_A_06 WA -
04_evil_A_07 WA -
04_evil_A_08 WA -
04_evil_A_09 WA -
04_evil_A_10 WA -
05_evil_B_01 WA -
05_evil_B_02 WA -
05_evil_B_03 WA -
05_evil_B_04 WA -
05_evil_B_05 WA -
05_evil_B_06 WA -
05_evil_B_07 WA -
05_evil_B_08 WA -
05_evil_B_09 WA -
05_evil_B_10 WA -
06_evil_C_01 WA -
06_evil_C_02 WA -
06_evil_C_03 WA -
06_evil_C_04 WA -
06_evil_C_05 WA -
06_evil_C_06 WA -
06_evil_C_07 WA -
06_evil_C_08 WA -
06_evil_C_09 WA -
06_evil_C_10 AC 70 ms
50,996 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 # 

import java.util.*;

@SuppressWarnings("unused")
public class Main {

  private static void solve() {
    int n = ni();
    int k = ni();
    int x = ni();
    int y = ni();
    int[] a = na(k);

    int mod = 998244353;

    int m = 1 << 10;
    long[][] dp = new long[n + 1][m];
    dp[0][0] = 1;
    for (int i = 0; i < k; i++) {
      dp[1][a[i]]++;
    }

    for (int i = 2; i <= n; i++) {
      for (int j = 0; j < m; j++) {
        for (int s = 0; s < k; s++) {
          dp[i][j] += dp[i - 1][j ^ a[s]];
          dp[i][j] %= mod;
        }
        dp[i][j] += mod - dp[i - 2][j] * (i == 2 ? k : k - 1) % mod;
        dp[i][j] %= mod;
      }
    }

    long ret = 0;
    for (int i = x; i <= Math.min(m - 1, y); i++) {
      ret += dp[n][i];
      ret %= mod;
    }
    System.out.println(ret);
  }

  private static int max = 0;

  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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