-
Notifications
You must be signed in to change notification settings - Fork 0
/
ChristmasGift.java
39 lines (34 loc) · 1017 Bytes
/
ChristmasGift.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
package Baekjoon.DataStructure;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Comparator;
import java.util.PriorityQueue;
// 24-04-12 10min
// https://www.acmicpc.net/problem/14235
public class ChristmasGift {
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringBuilder sb = new StringBuilder();
int size = Integer.parseInt(br.readLine());
PriorityQueue<Integer> pq = new PriorityQueue<>(Comparator.reverseOrder());
for (int i = 0; i < size; i++) {
String[] split = br.readLine().split(" ");
if (split[0].equals("0")) {
if (!pq.isEmpty()) {
sb.append(pq.poll());
sb.append('\n');
} else {
sb.append("-1");
sb.append('\n');
}
} else {
int queSize = Integer.parseInt(split[0]);
for (int j = 1; j <= queSize; j++) {
pq.add(Integer.parseInt(split[j]));
}
}
}
System.out.println(sb);
}
}