結果
問題 | No.2803 Bocching Star |
ユーザー |
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提出日時 | 2024-07-17 09:32:18 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 1,188 ms / 2,000 ms |
コード長 | 2,433 bytes |
コンパイル時間 | 3,314 ms |
コンパイル使用メモリ | 91,908 KB |
実行使用メモリ | 86,788 KB |
最終ジャッジ日時 | 2024-07-17 09:32:50 |
合計ジャッジ時間 | 29,246 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 35 |
ソースコード
import java.io.*;import java.util.*;import java.util.function.*;import java.util.stream.*;public class Main {public static void main(String[] args) throws Exception {Scanner sc = new Scanner();int n = sc.nextInt();int s = sc.nextInt();TreeSet<Star> stars = new TreeSet<>();for (int i = 1; i <= n; i++) {stars.add(new Star(i, sc.nextInt()));}stars.add(new Star(0, Integer.MIN_VALUE / 2));stars.add(new Star(0, Integer.MAX_VALUE));List<Star> ans = stars.stream().filter(x -> x.idx != 0 && x.value - stars.lower(x).value > s && stars.higher(x).value - x.value > s).sorted((a, b) -> a.idx - b.idx).toList();System.out.println(ans.size());System.out.println(ans.stream().map(x -> x.toString()).collect(Collectors.joining(" ")));}static class Star implements Comparable<Star> {int idx;int value;public Star(int idx, int value) {this.idx = idx;this.value = value;}public int hashCode() {return idx;}public boolean equals(Object o) {Star s = (Star)o;return idx == s.idx && value == s.value;}public int compareTo(Star another) {return value == another.value ? idx - another.idx : value - another.value;}public String toString() {return String.valueOf(idx);}}}class Scanner {BufferedReader br;StringTokenizer st = new StringTokenizer("");StringBuilder sb = new StringBuilder();public Scanner() {try {br = new BufferedReader(new InputStreamReader(System.in));} catch (Exception e) {}}public int nextInt() {return Integer.parseInt(next());}public long nextLong() {return Long.parseLong(next());}public double nextDouble() {return Double.parseDouble(next());}public String next() {try {while (!st.hasMoreTokens()) {st = new StringTokenizer(br.readLine());}} catch (Exception e) {e.printStackTrace();} finally {return st.nextToken();}}}