結果
問題 |
No.489 株に挑戦
|
ユーザー |
![]() |
提出日時 | 2021-11-12 08:35:33 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 413 ms / 1,000 ms |
コード長 | 2,641 bytes |
コンパイル時間 | 3,120 ms |
コンパイル使用メモリ | 80,376 KB |
実行使用メモリ | 53,160 KB |
最終ジャッジ日時 | 2024-11-24 14:21:03 |
合計ジャッジ時間 | 11,571 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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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.util.*; import java.io.*; 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(); Price[] prices = new Price[n]; TreeSet<Price> target = new TreeSet<>(); prices[0] = new Price(0, sc.nextInt()); target.add(prices[0]); int max = 0; int start = 0; int end = 0; for (int i = 1; i < n; i++) { prices[i] = new Price(i, sc.nextInt()); if (i - d - 1 >= 0) { target.remove(prices[i - d - 1]); } if (prices[i].price - target.first().price > max) { max = prices[i].price - target.first().price; start = target.first().day; end = i; } target.add(prices[i]); } if (max == 0) { System.out.println(0); } else { System.out.println(max * k); System.out.println(start + " " + end); } } static class Price implements Comparable<Price> { int day; int price; public Price(int day, int price) { this.day = day; this.price = price; } public int hashCode() { return day; } public boolean equals(Object o) { Price p = (Price)o; return day == p.day && price == p.price; } public int compareTo(Price another) { if (price == another.price) { return day - another.day; } else { return price - another.price; } } public String toString() { return day + ":" + price; } } } class Scanner { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(""); 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 String nextLine() throws Exception { return br.readLine(); } public String next() throws Exception { if (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }