結果

問題 No.2220 Range Insert & Point Mex
ユーザー tentententen
提出日時 2023-07-06 11:35:29
言語 Java21
(openjdk 21)
結果
AC  
実行時間 914 ms / 2,000 ms
コード長 3,590 bytes
コンパイル時間 2,739 ms
コンパイル使用メモリ 96,832 KB
実行使用メモリ 75,384 KB
最終ジャッジ日時 2024-07-20 06:52:53
合計ジャッジ時間 23,739 ms
ジャッジサーバーID
(参考情報)
judge3 / 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 51 ms
37,108 KB
testcase_01 AC 48 ms
36,752 KB
testcase_02 AC 49 ms
37,032 KB
testcase_03 AC 51 ms
36,704 KB
testcase_04 AC 48 ms
37,188 KB
testcase_05 AC 50 ms
37,220 KB
testcase_06 AC 51 ms
36,836 KB
testcase_07 AC 50 ms
37,296 KB
testcase_08 AC 50 ms
36,760 KB
testcase_09 AC 52 ms
37,024 KB
testcase_10 AC 52 ms
36,796 KB
testcase_11 AC 51 ms
37,260 KB
testcase_12 AC 53 ms
36,736 KB
testcase_13 AC 884 ms
75,060 KB
testcase_14 AC 914 ms
74,744 KB
testcase_15 AC 788 ms
69,536 KB
testcase_16 AC 908 ms
74,920 KB
testcase_17 AC 774 ms
69,884 KB
testcase_18 AC 782 ms
74,996 KB
testcase_19 AC 909 ms
75,384 KB
testcase_20 AC 667 ms
67,828 KB
testcase_21 AC 588 ms
65,840 KB
testcase_22 AC 627 ms
66,408 KB
testcase_23 AC 721 ms
72,860 KB
testcase_24 AC 686 ms
73,624 KB
testcase_25 AC 643 ms
59,820 KB
testcase_26 AC 621 ms
74,072 KB
testcase_27 AC 512 ms
65,208 KB
testcase_28 AC 241 ms
46,796 KB
testcase_29 AC 252 ms
47,536 KB
testcase_30 AC 243 ms
46,664 KB
testcase_31 AC 554 ms
67,040 KB
testcase_32 AC 515 ms
55,120 KB
testcase_33 AC 568 ms
55,264 KB
testcase_34 AC 599 ms
68,012 KB
testcase_35 AC 669 ms
66,664 KB
testcase_36 AC 631 ms
68,924 KB
testcase_37 AC 692 ms
64,460 KB
testcase_38 AC 675 ms
66,784 KB
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ソースコード

diff #

import java.io.*;
import java.util.*;
import java.util.stream.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int[] lefts = new int[n];
        int[] rights = new int[n];
        int[] values = new int[n];
        PriorityQueue<Path> stock = new PriorityQueue<>();
        for (int i = 0; i < n; i++) {
            lefts[i] = sc.nextInt();
            rights[i] = sc.nextInt();
            values[i] = sc.nextInt();
            stock.add(new Path(i, lefts[i]));
        }
        PriorityQueue<Path> inQueue = new PriorityQueue<>();
        HashMap<Integer, Integer> counts = new HashMap<>();
        TreeSet<Integer> mex = new TreeSet<>();
        for (int i = 0; i <= n; i++) {
            mex.add(i);
        }
        int q = sc.nextInt();
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < q; i++) {
            int x = sc.nextInt();
            while (stock.size() > 0 && stock.peek().value <= x) {
                Path p = stock.poll();
                int v = values[p.idx];
                if (v > n) {
                    continue;
                }
                inQueue.add(new Path(p.idx, rights[p.idx]));
                if (mex.contains(v)) {
                    mex.remove(v);
                    counts.put(v, 1);
                } else {
                    counts.put(v, counts.get(v) + 1);
                }
            }
            while (inQueue.size() > 0 && inQueue.peek().value < x) {
                Path p = inQueue.poll();
                int v = values[p.idx];
                if (counts.get(v) == 1) {
                    counts.remove(v);
                    mex.add(v);
                } else {
                    counts.put(v, counts.get(v) - 1);
                }
            }
            sb.append(mex.first()).append("\n");
        }
        System.out.print(sb);
    }
    
    static class Path implements Comparable<Path> {
        int idx;
        int value;
        
        public Path(int idx, int value) {
            this.idx = idx;
            this.value = value;
        }
        
        public int compareTo(Path another) {
            return value - another.value;
        }
        
        public String toString() {
            return idx + ":" + value;
        }
    }
}
class Utilities {
    static String arrayToLineString(Object[] arr) {
        return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n"));
    }
    
    static String arrayToLineString(int[] arr) {
        return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new));
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public int[] nextIntArray() throws Exception {
        return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray();
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}
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