結果

問題 No.1012 荷物収集
ユーザー hiromi_ayasehiromi_ayase
提出日時 2020-03-21 10:06:06
言語 Java
(openjdk 23)
結果
AC  
実行時間 829 ms / 2,000 ms
コード長 3,745 bytes
コンパイル時間 3,078 ms
コンパイル使用メモリ 90,848 KB
実行使用メモリ 67,448 KB
最終ジャッジ日時 2024-12-18 00:00:05
合計ジャッジ時間 24,674 ms
ジャッジサーバーID
(参考情報)
judge5 / judge1
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 85 ms
38,224 KB
testcase_01 AC 87 ms
38,144 KB
testcase_02 AC 85 ms
38,256 KB
testcase_03 AC 88 ms
38,316 KB
testcase_04 AC 640 ms
66,644 KB
testcase_05 AC 599 ms
62,732 KB
testcase_06 AC 604 ms
65,716 KB
testcase_07 AC 585 ms
66,688 KB
testcase_08 AC 630 ms
65,248 KB
testcase_09 AC 595 ms
66,760 KB
testcase_10 AC 636 ms
66,884 KB
testcase_11 AC 586 ms
62,844 KB
testcase_12 AC 581 ms
62,952 KB
testcase_13 AC 623 ms
65,568 KB
testcase_14 AC 106 ms
39,152 KB
testcase_15 AC 113 ms
39,192 KB
testcase_16 AC 107 ms
39,284 KB
testcase_17 AC 110 ms
39,256 KB
testcase_18 AC 106 ms
38,864 KB
testcase_19 AC 102 ms
39,056 KB
testcase_20 AC 103 ms
39,040 KB
testcase_21 AC 109 ms
39,540 KB
testcase_22 AC 111 ms
38,896 KB
testcase_23 AC 107 ms
38,964 KB
testcase_24 AC 612 ms
54,264 KB
testcase_25 AC 739 ms
61,796 KB
testcase_26 AC 520 ms
55,312 KB
testcase_27 AC 282 ms
46,880 KB
testcase_28 AC 757 ms
66,296 KB
testcase_29 AC 538 ms
58,316 KB
testcase_30 AC 768 ms
62,212 KB
testcase_31 AC 368 ms
48,712 KB
testcase_32 AC 403 ms
50,408 KB
testcase_33 AC 469 ms
50,928 KB
testcase_34 AC 459 ms
51,328 KB
testcase_35 AC 673 ms
58,276 KB
testcase_36 AC 399 ms
49,948 KB
testcase_37 AC 509 ms
55,452 KB
testcase_38 AC 621 ms
55,504 KB
testcase_39 AC 415 ms
51,660 KB
testcase_40 AC 446 ms
51,568 KB
testcase_41 AC 829 ms
67,448 KB
testcase_42 AC 488 ms
52,792 KB
testcase_43 AC 602 ms
55,544 KB
testcase_44 AC 82 ms
38,076 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.Arrays;

public class Main {

  private static void solve() {
    int n = ni();
    int q = ni();

    long[][] p = new long[n][2];
    for (int i = 0; i < n; i++) {
      p[i][0] = nl(); // x
      p[i][1] = nl(); // w
    }
    Arrays.sort(p, (o1, o2) -> Long.signum(o1[0] - o2[0]));

    // p [0:x, w, total w l, total sum l, total w r, total sum r]
    long[][] ql = new long[n][2];
    long[][] qr = new long[n][2];

    ql[0][1] = p[0][1];
    for (int i = 1; i < n; i++) {
      ql[i][0] = ql[i - 1][0] + ql[i - 1][1] * (p[i][0] - p[i - 1][0]);
      ql[i][1] = ql[i - 1][1] + p[i][1];
    }

    qr[n - 1][1] = p[n - 1][1];
    for (int i = n - 2; i >= 0; i--) {
      qr[i][0] = qr[i + 1][0] + qr[i + 1][1] * (p[i + 1][0] - p[i][0]);
      qr[i][1] = qr[i + 1][1] + p[i][1];
    }

    for (int i = 0; i < q; i++) {
      long x = nl();
      int idx = lowerBound(p, x);
      long ret = 0;
      if (idx > 0) {
        ret += (x - p[idx - 1][0]) * ql[idx - 1][1] + ql[idx - 1][0];
      }
      if (idx <= n - 1) {
        ret += (p[idx][0] - x) * qr[idx][1] + qr[idx][0];
      }
      out.println(ret);
    }
  }

  public static int lowerBound(long[][] a, long v) {
    int low = -1, high = a.length;
    while (high - low > 1) {
      int h = high + low >>> 1;
      if (a[h][0] >= v) {
        high = h;
      } else {
        low = h;
      }
    }
    return high;
  }

  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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