結果

問題 No.318 学学学学学
ユーザー Grenache
提出日時 2015-12-11 01:02:18
言語 Java
(openjdk 23)
結果
AC  
実行時間 748 ms / 2,000 ms
コード長 3,304 bytes
コンパイル時間 3,873 ms
コンパイル使用メモリ 81,308 KB
実行使用メモリ 68,100 KB
最終ジャッジ日時 2024-09-15 07:47:25
合計ジャッジ時間 16,658 ms
ジャッジサーバーID
(参考情報)
judge4 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 26
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.Map;
public class Main_yukicoder318 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
Printer pr = new Printer(System.out);
int n = sc.nextInt();
int[] a = new int[n];
Map<Integer, Range> hm = new HashMap<Integer, Range>();
for (int i = 0; i < n; i++) {
a[i] = sc.nextInt();
if (hm.containsKey(a[i])) {
Range r = hm.get(a[i]);
if (r.e < i) {
r.e = i;
}
} else {
hm.put(a[i], new Range(a[i], i, i));
}
}
LinkedList<Range> list = new LinkedList<Range>(hm.values());
Collections.sort(list, Collections.reverseOrder());
// Deque<Range> st = new ArrayDeque<Range>();
int[] b = new int[n];
// for (int i = 0; i < n; i++) {
// while (list.peekFirst().s == i) {
// if (!st.isEmpty() && st.peek().t > list.peekFirst().t) {
// list.removeFirst();
// continue;
// }
// st.push(list.removeFirst());
// }
//
// while (!st.isEmpty() && st.peek().e < i) {
// st.pop();
// }
for (Range e : list) {
Arrays.fill(b, e.s, e.e + 1, e.t);
}
for (int i = 0; i < n; i++) {
if (i != 0) {
pr.print(" ");
}
pr.print(b[i]);
}
pr.println();
pr.close();
sc.close();
}
private static class Range implements Comparable<Range> {
int t;
int s;
int e;
Range(int t, int s, int e) {
this.t = t;
this.s = s;
this.e = e;
}
@Override
public int compareTo(Range o) {
// if (this.s != o.s) {
// return Integer.compare(this.s, o.s);
// }
// if (this.e != o.e) {
// return Integer.compare(o.e, this.e);
// }
if (this.t != o.t) {
return Integer.compare(o.t, this.t);
}
return 0;
}
}
@SuppressWarnings("unused")
private static class Scanner {
BufferedReader br;
Iterator<String> it;
Scanner (InputStream in) {
br = new BufferedReader(new InputStreamReader(in));
}
String next() throws RuntimeException {
try {
if (it == null || !it.hasNext()) {
it = Arrays.asList(br.readLine().split(" ")).iterator();
}
return it.next();
} catch (IOException e) {
throw new IllegalStateException();
}
}
int nextInt() throws RuntimeException {
return Integer.parseInt(next());
}
long nextLong() throws RuntimeException {
return Long.parseLong(next());
}
float nextFloat() throws RuntimeException {
return Float.parseFloat(next());
}
double nextDouble() throws RuntimeException {
return Double.parseDouble(next());
}
void close() {
try {
br.close();
} catch (IOException e) {
// throw new IllegalStateException();
}
}
}
private static class Printer extends PrintWriter {
Printer(PrintStream out) {
super(out);
}
}
}
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