結果

問題 No.738 平らな農地
ユーザー hiromi_ayasehiromi_ayase
提出日時 2018-09-29 05:19:12
言語 Java21
(openjdk 21)
結果
AC  
実行時間 751 ms / 2,000 ms
コード長 4,201 bytes
コンパイル時間 3,795 ms
コンパイル使用メモリ 84,892 KB
実行使用メモリ 66,808 KB
最終ジャッジ日時 2024-04-20 12:42:04
合計ジャッジ時間 44,401 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
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 90 ms
51,592 KB
testcase_01 AC 89 ms
51,252 KB
testcase_02 AC 89 ms
51,244 KB
testcase_03 AC 93 ms
51,248 KB
testcase_04 AC 91 ms
51,052 KB
testcase_05 AC 166 ms
53,616 KB
testcase_06 AC 150 ms
53,476 KB
testcase_07 AC 174 ms
53,836 KB
testcase_08 AC 129 ms
53,268 KB
testcase_09 AC 126 ms
52,988 KB
testcase_10 AC 105 ms
52,504 KB
testcase_11 AC 136 ms
53,196 KB
testcase_12 AC 120 ms
52,964 KB
testcase_13 AC 149 ms
53,284 KB
testcase_14 AC 114 ms
52,888 KB
testcase_15 AC 687 ms
62,764 KB
testcase_16 AC 663 ms
62,488 KB
testcase_17 AC 631 ms
63,880 KB
testcase_18 AC 642 ms
62,556 KB
testcase_19 AC 547 ms
58,124 KB
testcase_20 AC 669 ms
66,324 KB
testcase_21 AC 653 ms
66,808 KB
testcase_22 AC 677 ms
66,068 KB
testcase_23 AC 651 ms
62,368 KB
testcase_24 AC 567 ms
58,620 KB
testcase_25 AC 131 ms
52,980 KB
testcase_26 AC 132 ms
52,968 KB
testcase_27 AC 123 ms
52,656 KB
testcase_28 AC 121 ms
52,568 KB
testcase_29 AC 129 ms
52,800 KB
testcase_30 AC 120 ms
52,992 KB
testcase_31 AC 120 ms
53,092 KB
testcase_32 AC 121 ms
53,012 KB
testcase_33 AC 122 ms
52,984 KB
testcase_34 AC 130 ms
52,964 KB
testcase_35 AC 121 ms
53,080 KB
testcase_36 AC 123 ms
52,964 KB
testcase_37 AC 120 ms
52,932 KB
testcase_38 AC 132 ms
52,892 KB
testcase_39 AC 126 ms
53,132 KB
testcase_40 AC 125 ms
53,088 KB
testcase_41 AC 125 ms
53,184 KB
testcase_42 AC 123 ms
53,200 KB
testcase_43 AC 130 ms
52,652 KB
testcase_44 AC 123 ms
52,976 KB
testcase_45 AC 693 ms
63,476 KB
testcase_46 AC 697 ms
63,712 KB
testcase_47 AC 677 ms
63,004 KB
testcase_48 AC 625 ms
63,060 KB
testcase_49 AC 697 ms
66,364 KB
testcase_50 AC 654 ms
64,444 KB
testcase_51 AC 658 ms
63,468 KB
testcase_52 AC 751 ms
65,876 KB
testcase_53 AC 666 ms
65,840 KB
testcase_54 AC 664 ms
63,116 KB
testcase_55 AC 696 ms
66,760 KB
testcase_56 AC 651 ms
65,040 KB
testcase_57 AC 644 ms
63,568 KB
testcase_58 AC 641 ms
63,108 KB
testcase_59 AC 678 ms
63,404 KB
testcase_60 AC 627 ms
62,904 KB
testcase_61 AC 654 ms
62,652 KB
testcase_62 AC 649 ms
66,236 KB
testcase_63 AC 674 ms
65,268 KB
testcase_64 AC 653 ms
63,192 KB
testcase_65 AC 390 ms
58,332 KB
testcase_66 AC 388 ms
58,352 KB
testcase_67 AC 550 ms
65,040 KB
testcase_68 AC 544 ms
64,324 KB
testcase_69 AC 537 ms
60,232 KB
testcase_70 AC 593 ms
65,056 KB
testcase_71 AC 554 ms
59,568 KB
testcase_72 AC 542 ms
62,676 KB
testcase_73 AC 564 ms
65,188 KB
testcase_74 AC 566 ms
61,000 KB
testcase_75 AC 607 ms
60,328 KB
testcase_76 AC 570 ms
64,592 KB
testcase_77 AC 542 ms
58,236 KB
testcase_78 AC 568 ms
60,592 KB
testcase_79 AC 524 ms
60,556 KB
testcase_80 AC 539 ms
64,172 KB
testcase_81 AC 528 ms
60,176 KB
testcase_82 AC 491 ms
59,948 KB
testcase_83 AC 623 ms
60,656 KB
testcase_84 AC 548 ms
62,224 KB
testcase_85 AC 409 ms
58,080 KB
testcase_86 AC 403 ms
58,604 KB
testcase_87 AC 515 ms
64,328 KB
testcase_88 AC 487 ms
64,140 KB
testcase_89 AC 90 ms
51,324 KB
testcase_90 AC 90 ms
51,556 KB
testcase_91 AC 88 ms
51,216 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.TreeSet;

public class Main {


  private static void solve() {
    int n = ni();
    int k = ni();
    int[] a = na(n);
    
    long sumH = 0;
    long sumL = 0;
    TreeSet<int[]> setH = new TreeSet<>((o1, o2) -> o1[0] == o2[0] ? o1[1] - o2[1] : o1[0] - o2[0]);
    TreeSet<int[]> setL = new TreeSet<>((o1, o2) -> o1[0] == o2[0] ? o1[1] - o2[1] : o1[0] - o2[0]);
    for (int i = 0; i < k; i ++) {
      sumH += a[i];
      setH.add(new int[] {a[i], i});
    }
    
    for (int i = 0; i < k / 2; i ++) {
      int[] v = setH.pollFirst();
      setL.add(v);
      sumH -= v[0];
      sumL += v[0];
    }
    long mid = setH.first()[0];
    long ret = Math.abs(sumH - mid * setH.size()) + Math.abs(sumL - mid * setL.size());

    for (int i = k; i < n; i ++) {
      int[] first = new int[] {a[i - k], i - k};
      int[] u = new int[] {a[i], i};
      if (setL.size() > 0 && setL.last()[0] <= a[i]) {
        setH.add(u);
        sumH += a[i];
      } else {
        setL.add(u);
        sumL += a[i];
      }

      if (setH.contains(first)) {
        setH.remove(first);
        sumH -= first[0];
      } else {
        setL.remove(first);
        sumL -= first[0];
      }
      while (setH.size()> setL.size() + 1) {
        int[] v = setH.pollFirst();
        setL.add(v);
        sumH -= v[0];
        sumL += v[0];
      }
      while (setL.size()> setH.size()) {
        int[] v = setL.pollLast();
        setH.add(v);
        sumL -= v[0];
        sumH += v[0];
      }


      mid = setH.first()[0];

      if (sumH < mid * setH.size()) {
        System.out.println("Error1");
      }
      if (sumL > mid * setL.size()) {
        System.out.println("Error2");
      }
      long now = Math.abs(sumH - mid * setH.size()) + Math.abs(sumL - mid * setL.size());
      ret = Math.min(now, ret);
    }
    System.out.println(ret);
  }

  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));
  }
}
0