結果
| 問題 |
No.1137 Circles
|
| ユーザー |
tenten
|
| 提出日時 | 2023-02-16 16:06:08 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 535 ms / 2,000 ms |
| コード長 | 2,608 bytes |
| コンパイル時間 | 2,465 ms |
| コンパイル使用メモリ | 90,232 KB |
| 実行使用メモリ | 55,824 KB |
| 最終ジャッジ日時 | 2024-07-18 16:27:11 |
| 合計ジャッジ時間 | 10,205 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 22 |
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();
PriorityQueue<Place> queue = new PriorityQueue<>();
for (int i = 0; i < n; i++) {
int x = sc.nextInt();
int r = sc.nextInt();
queue.add(new Place(1, i, x - r));
queue.add(new Place(0, i, x + r));
}
HashSet<Integer> current = new HashSet<>();
int ans = 0;
while (queue.size() > 0) {
Place x = queue.poll();
if (x.type == 0) {
current.remove(x.idx);
} else {
current.add(x.idx);
ans = Math.max(ans, current.size());
}
}
System.out.println(ans);
}
static class Place implements Comparable<Place> {
int type;
int idx;
int value;
public Place(int type, int idx, int value) {
this.type = type;
this.idx = idx;
this.value = value;
}
public int compareTo(Place another) {
if (value == another.value) {
return type - another.type;
} else {
return value - another.value;
}
}
}
}
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();
}
}
tenten