結果
問題 | No.489 株に挑戦 |
ユーザー |
![]() |
提出日時 | 2023-01-30 19:48:55 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 281 ms / 1,000 ms |
コード長 | 2,663 bytes |
コンパイル時間 | 2,702 ms |
コンパイル使用メモリ | 95,308 KB |
実行使用メモリ | 49,256 KB |
最終ジャッジ日時 | 2024-06-30 05:09:11 |
合計ジャッジ時間 | 9,265 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
(要ログイン)
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.stream.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); int n = sc.nextInt(); int d = sc.nextInt(); long k = sc.nextInt(); PriorityQueue<Stock> queue = new PriorityQueue<>(); queue.add(new Stock(0, sc.nextInt())); int max = 0; int left = 0; int right = 0; for (int i = 1; i < n; i++) { int x = sc.nextInt(); while (i - queue.peek().day > d) { queue.poll(); } int diff = x - queue.peek().amount; if (max < diff) { max = diff; left = queue.peek().day; right = i; } queue.add(new Stock(i, x)); } System.out.println(max * k); if (max > 0) { System.out.println(left + " " + right); } } static class Stock implements Comparable<Stock> { int day; int amount; public Stock(int day, int amount) { this.day = day; this.amount = amount; } public int compareTo(Stock another) { if (amount == another.amount) { return day - another.day; } else { return amount - another.amount; } } } } 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(); } }