結果

問題 No.1675 Strange Minimum Query
ユーザー tentententen
提出日時 2023-01-13 17:02:07
言語 Java21
(openjdk 21)
結果
AC  
実行時間 1,134 ms / 2,000 ms
コード長 3,266 bytes
コンパイル時間 2,572 ms
コンパイル使用メモリ 92,840 KB
実行使用メモリ 92,460 KB
最終ジャッジ日時 2024-06-06 18:42:51
合計ジャッジ時間 34,008 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
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 59 ms
50,560 KB
testcase_01 AC 48 ms
50,148 KB
testcase_02 AC 57 ms
50,444 KB
testcase_03 AC 624 ms
63,892 KB
testcase_04 AC 676 ms
68,640 KB
testcase_05 AC 418 ms
66,832 KB
testcase_06 AC 703 ms
63,592 KB
testcase_07 AC 775 ms
67,660 KB
testcase_08 AC 64 ms
51,060 KB
testcase_09 AC 115 ms
52,828 KB
testcase_10 AC 894 ms
78,952 KB
testcase_11 AC 513 ms
69,340 KB
testcase_12 AC 950 ms
82,120 KB
testcase_13 AC 942 ms
92,460 KB
testcase_14 AC 823 ms
85,728 KB
testcase_15 AC 858 ms
89,676 KB
testcase_16 AC 60 ms
50,772 KB
testcase_17 AC 454 ms
63,532 KB
testcase_18 AC 467 ms
65,632 KB
testcase_19 AC 745 ms
85,064 KB
testcase_20 AC 855 ms
79,208 KB
testcase_21 AC 855 ms
86,724 KB
testcase_22 AC 915 ms
80,668 KB
testcase_23 AC 707 ms
68,232 KB
testcase_24 AC 702 ms
76,328 KB
testcase_25 AC 544 ms
65,312 KB
testcase_26 AC 529 ms
66,428 KB
testcase_27 AC 890 ms
89,756 KB
testcase_28 AC 632 ms
74,516 KB
testcase_29 AC 662 ms
80,388 KB
testcase_30 AC 540 ms
68,112 KB
testcase_31 AC 733 ms
70,676 KB
testcase_32 AC 1,001 ms
88,464 KB
testcase_33 AC 977 ms
90,960 KB
testcase_34 AC 979 ms
82,348 KB
testcase_35 AC 1,106 ms
81,336 KB
testcase_36 AC 1,134 ms
81,732 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 q = sc.nextInt();
        Query[] queries = new Query[q];
        for (int i = 0; i < q; i++) {
            queries[i] = new Query(sc.nextInt() - 1, sc.nextInt() - 1, sc.nextInt());
        }
        Arrays.sort(queries);
        TreeSet<Integer> all = new TreeSet<>();
        for (int i = 0; i < n; i++) {
            all.add(i);
        }
        int[] ans = new int[n];
        Arrays.fill(ans, 1000000000);
        TreeSet<Integer> store = new TreeSet<>();
        int prev = Integer.MAX_VALUE;
        for (Query x : queries) {
            if (prev != x.value) {
                store.clear();
            }
            Integer key = store.floor(x.right);
            boolean enable = (key != null && key >= x.left);
            ArrayList<Integer> list = new ArrayList<>();
            key = x.left - 1;
            while ((key = all.higher(key)) != null) {
                if (key > x.right) {
                    break;
                }
                all.remove(key);
                list.add(key);
            }
            if (!enable && list.size() == 0) {
                System.out.println(-1);
                return;
            }
            for (int y : list) {
                ans[y] = x.value;
                store.add(y);
            }
            prev = x.value;
        }
        System.out.println(String.join(" ", Arrays.stream(ans).mapToObj(String::valueOf).toArray(String[]::new)));
    }
    
    static class Query implements Comparable<Query> {
        int left;
        int right;
        int value;
        
        public Query(int left, int right, int value) {
            this.left = left;
            this.right = right;
            this.value = value;
        }
        
        public int compareTo(Query another) {
            return another.value - 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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