結果
問題 | No.807 umg tours |
ユーザー | tenten |
提出日時 | 2021-11-02 18:43:19 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 2,135 ms / 4,000 ms |
コード長 | 2,872 bytes |
コンパイル時間 | 2,467 ms |
コンパイル使用メモリ | 79,716 KB |
実行使用メモリ | 138,888 KB |
最終ジャッジ日時 | 2024-10-11 23:40:11 |
合計ジャッジ時間 | 28,298 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
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 | 73 ms
50,944 KB |
testcase_01 | AC | 75 ms
50,836 KB |
testcase_02 | AC | 101 ms
51,256 KB |
testcase_03 | AC | 96 ms
51,664 KB |
testcase_04 | AC | 73 ms
50,656 KB |
testcase_05 | AC | 86 ms
50,984 KB |
testcase_06 | AC | 99 ms
51,736 KB |
testcase_07 | AC | 91 ms
50,952 KB |
testcase_08 | AC | 54 ms
50,216 KB |
testcase_09 | AC | 60 ms
50,252 KB |
testcase_10 | AC | 63 ms
50,448 KB |
testcase_11 | AC | 1,738 ms
129,940 KB |
testcase_12 | AC | 1,270 ms
103,472 KB |
testcase_13 | AC | 1,773 ms
131,144 KB |
testcase_14 | AC | 981 ms
87,860 KB |
testcase_15 | AC | 773 ms
78,684 KB |
testcase_16 | AC | 1,918 ms
132,504 KB |
testcase_17 | AC | 2,032 ms
136,108 KB |
testcase_18 | AC | 2,130 ms
138,888 KB |
testcase_19 | AC | 1,992 ms
136,304 KB |
testcase_20 | AC | 1,139 ms
98,488 KB |
testcase_21 | AC | 1,241 ms
100,848 KB |
testcase_22 | AC | 665 ms
74,992 KB |
testcase_23 | AC | 625 ms
70,948 KB |
testcase_24 | AC | 1,569 ms
127,884 KB |
testcase_25 | AC | 2,135 ms
131,452 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(); int m = sc.nextInt(); ArrayList<HashMap<Integer, Integer>> graph = new ArrayList<>(); for (int i = 0; i < n; i++) { graph.add(new HashMap<>()); } for (int i = 0; i < m; i++) { int a = sc.nextInt() - 1; int b = sc.nextInt() - 1; int c = sc.nextInt(); graph.get(a).put(b, c); graph.get(b).put(a, c); } PriorityQueue<Path> queue = new PriorityQueue<>(); queue.add(new Path(0, 0, 0)); queue.add(new Path(0, 0, 1)); long[][] costs = new long[2][n]; Arrays.fill(costs[0], Long.MAX_VALUE); Arrays.fill(costs[1], Long.MAX_VALUE); while (queue.size() > 0) { Path p = queue.poll(); if (costs[p.type][p.idx] <= p.value) { continue; } costs[p.type][p.idx] = p.value; for (int x : graph.get(p.idx).keySet()) { queue.add(new Path(x, p.value + graph.get(p.idx).get(x), p.type)); if (p.type == 0) { queue.add(new Path(x, p.value, 1)); } } } StringBuilder sb = new StringBuilder(); for (int i = 0; i < n; i++) { sb.append(costs[0][i] + costs[1][i]).append("\n"); } System.out.print(sb); } static class Path implements Comparable<Path> { int idx; long value; int type; public Path(int idx, long value, int type) { this.idx = idx; this.value = value; this.type = type; } public int compareTo(Path another) { if (value == another.value) { return 0; } else if (value < another.value) { return -1; } else { return 1; } } } } 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 double nextDouble() throws Exception { return Double.parseDouble(next()); } public String nextLine() throws Exception { return br.readLine(); } public String next() throws Exception { if (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }