結果
問題 | No.1826 Fruits Collecting |
ユーザー | tenten |
提出日時 | 2022-02-15 11:14:52 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 1,483 ms / 2,000 ms |
コード長 | 2,582 bytes |
コンパイル時間 | 3,028 ms |
コンパイル使用メモリ | 87,504 KB |
実行使用メモリ | 80,652 KB |
最終ジャッジ日時 | 2023-09-11 16:59:12 |
合計ジャッジ時間 | 37,851 ms |
ジャッジサーバーID (参考情報) |
judge12 / judge15 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 84 ms
51,776 KB |
testcase_01 | AC | 116 ms
53,720 KB |
testcase_02 | AC | 118 ms
53,844 KB |
testcase_03 | AC | 133 ms
54,112 KB |
testcase_04 | AC | 85 ms
52,056 KB |
testcase_05 | AC | 634 ms
63,312 KB |
testcase_06 | AC | 901 ms
67,456 KB |
testcase_07 | AC | 675 ms
64,996 KB |
testcase_08 | AC | 210 ms
56,980 KB |
testcase_09 | AC | 871 ms
66,444 KB |
testcase_10 | AC | 690 ms
64,476 KB |
testcase_11 | AC | 664 ms
67,080 KB |
testcase_12 | AC | 403 ms
60,992 KB |
testcase_13 | AC | 265 ms
56,732 KB |
testcase_14 | AC | 368 ms
61,472 KB |
testcase_15 | AC | 1,462 ms
74,708 KB |
testcase_16 | AC | 1,437 ms
75,340 KB |
testcase_17 | AC | 1,241 ms
75,768 KB |
testcase_18 | AC | 1,483 ms
75,148 KB |
testcase_19 | AC | 1,377 ms
72,668 KB |
testcase_20 | AC | 1,281 ms
75,300 KB |
testcase_21 | AC | 1,260 ms
73,272 KB |
testcase_22 | AC | 1,248 ms
73,260 KB |
testcase_23 | AC | 1,334 ms
72,860 KB |
testcase_24 | AC | 1,155 ms
72,648 KB |
testcase_25 | AC | 43 ms
49,628 KB |
testcase_26 | AC | 42 ms
49,984 KB |
testcase_27 | AC | 44 ms
49,984 KB |
testcase_28 | AC | 43 ms
49,684 KB |
testcase_29 | AC | 44 ms
49,900 KB |
testcase_30 | AC | 381 ms
57,548 KB |
testcase_31 | AC | 536 ms
62,760 KB |
testcase_32 | AC | 588 ms
64,620 KB |
testcase_33 | AC | 1,256 ms
79,108 KB |
testcase_34 | AC | 1,124 ms
76,576 KB |
testcase_35 | AC | 448 ms
62,604 KB |
testcase_36 | AC | 1,369 ms
80,652 KB |
testcase_37 | AC | 1,064 ms
79,376 KB |
testcase_38 | AC | 773 ms
68,280 KB |
testcase_39 | AC | 647 ms
75,216 KB |
testcase_40 | AC | 723 ms
78,456 KB |
testcase_41 | AC | 407 ms
62,656 KB |
testcase_42 | AC | 164 ms
54,348 KB |
testcase_43 | AC | 43 ms
49,740 KB |
testcase_44 | AC | 43 ms
50,016 KB |
testcase_45 | AC | 44 ms
49,596 KB |
ソースコード
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); int n = sc.nextInt(); ArrayList<Fruit> fruits = new ArrayList<>(); TreeMap<Integer, Integer> compress = new TreeMap<>(); for (int i = 0; i < n; i++) { Fruit f = new Fruit(sc.nextInt(), sc.nextInt(), sc.nextInt()); if (f.enable()) { fruits.add(f); compress.put(f.right, null); } } Collections.sort(fruits); int idx = 1; for (int x : compress.keySet()) { compress.put(x, idx++); } long ans = 0; TreeMap<Integer, Long> maxes = new TreeMap<>(); maxes.put(0, 0L); for (Fruit f : fruits) { Integer position = compress.get(f.right); long next = maxes.floorEntry(position).getValue() + f.value; ans = Math.max(ans, next); maxes.put(position, next); while ((position = maxes.higherKey(position)) != null) { if (maxes.get(position) > next) { break; } maxes.remove(position); } } System.out.println(ans); } static class Fruit implements Comparable<Fruit> { int left; int right; int value; public Fruit(int t, int x, int value) { left = t + x; right = t - x; this.value = value; } public int compareTo(Fruit another) { if (left == another.left) { return right - another.right; } else { return left - another.left; } } public boolean enable() { return left >= 0 && right >= 0; } public String toString() { return left + ":" + right + ":" + value; } } } 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 String next() throws Exception { if (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }