結果
問題 | No.1477 Lamps on Graph |
ユーザー | tenten |
提出日時 | 2023-02-20 17:22:39 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 820 ms / 2,000 ms |
コード長 | 3,114 bytes |
コンパイル時間 | 3,404 ms |
コンパイル使用メモリ | 86,624 KB |
実行使用メモリ | 63,748 KB |
最終ジャッジ日時 | 2024-07-21 09:14:53 |
合計ジャッジ時間 | 22,717 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 55 ms
36,904 KB |
testcase_01 | AC | 55 ms
36,864 KB |
testcase_02 | AC | 55 ms
36,780 KB |
testcase_03 | AC | 55 ms
36,736 KB |
testcase_04 | AC | 54 ms
36,316 KB |
testcase_05 | AC | 55 ms
37,024 KB |
testcase_06 | AC | 55 ms
36,868 KB |
testcase_07 | AC | 55 ms
36,940 KB |
testcase_08 | AC | 55 ms
37,048 KB |
testcase_09 | AC | 55 ms
36,912 KB |
testcase_10 | AC | 58 ms
36,280 KB |
testcase_11 | AC | 55 ms
36,720 KB |
testcase_12 | AC | 513 ms
53,316 KB |
testcase_13 | AC | 493 ms
53,496 KB |
testcase_14 | AC | 593 ms
55,292 KB |
testcase_15 | AC | 359 ms
50,132 KB |
testcase_16 | AC | 321 ms
49,512 KB |
testcase_17 | AC | 319 ms
49,412 KB |
testcase_18 | AC | 558 ms
56,744 KB |
testcase_19 | AC | 479 ms
53,508 KB |
testcase_20 | AC | 287 ms
48,448 KB |
testcase_21 | AC | 489 ms
54,268 KB |
testcase_22 | AC | 225 ms
47,600 KB |
testcase_23 | AC | 418 ms
50,112 KB |
testcase_24 | AC | 641 ms
56,736 KB |
testcase_25 | AC | 342 ms
49,724 KB |
testcase_26 | AC | 613 ms
57,288 KB |
testcase_27 | AC | 399 ms
50,796 KB |
testcase_28 | AC | 454 ms
52,520 KB |
testcase_29 | AC | 421 ms
51,420 KB |
testcase_30 | AC | 382 ms
50,036 KB |
testcase_31 | AC | 340 ms
50,408 KB |
testcase_32 | AC | 820 ms
63,748 KB |
testcase_33 | AC | 678 ms
61,856 KB |
testcase_34 | AC | 525 ms
56,084 KB |
testcase_35 | AC | 799 ms
62,116 KB |
testcase_36 | AC | 783 ms
61,996 KB |
testcase_37 | AC | 736 ms
61,360 KB |
testcase_38 | AC | 712 ms
60,776 KB |
testcase_39 | AC | 789 ms
62,180 KB |
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(); int m = sc.nextInt(); Unit[] units = new Unit[n]; ArrayList<ArrayList<Integer>> graph = new ArrayList<>(); for (int i = 0; i < n; i++) { units[i] = new Unit(i, sc.nextInt()); graph.add(new ArrayList<>()); } for (int i = 0; i < m; i++) { int a = sc.nextInt() - 1; int b = sc.nextInt() - 1; if (units[a].value < units[b].value) { graph.get(a).add(b); } else if (units[b].value < units[a].value) { graph.get(b).add(a); } } Arrays.sort(units); int k = sc.nextInt(); boolean[] isOn = new boolean[n]; for (int i = 0; i < k; i++) { isOn[sc.nextInt() - 1] = true; } ArrayList<Integer> ans = new ArrayList<>(); for (Unit x : units) { if (isOn[x.idx]) { ans.add(x.idx); for (int y : graph.get(x.idx)) { isOn[y] ^= true; } } } System.out.println(ans.size()); StringBuilder sb = new StringBuilder(); for (int i = 0; i < ans.size(); i++) { if (i > 0) { sb.append("\n"); } sb.append(ans.get(i) + 1); } System.out.println(sb); } static class Unit implements Comparable<Unit> { int idx; int value; public Unit(int idx, int value) { this.idx = idx; this.value = value; } public int compareTo(Unit another) { 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(); } }