結果
問題 | No.2431 Viral Hotel |
ユーザー | kakel-san |
提出日時 | 2023-08-18 23:00:45 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 436 ms / 2,000 ms |
コード長 | 5,206 bytes |
コンパイル時間 | 3,481 ms |
コンパイル使用メモリ | 110,336 KB |
実行使用メモリ | 48,512 KB |
最終ジャッジ日時 | 2024-05-06 05:31:35 |
合計ジャッジ時間 | 12,927 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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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 | 378 ms
43,776 KB |
testcase_01 | AC | 321 ms
39,808 KB |
testcase_02 | AC | 345 ms
38,900 KB |
testcase_03 | AC | 392 ms
43,768 KB |
testcase_04 | AC | 391 ms
42,744 KB |
testcase_05 | AC | 436 ms
47,212 KB |
testcase_06 | AC | 133 ms
28,416 KB |
testcase_07 | AC | 129 ms
28,544 KB |
testcase_08 | AC | 131 ms
28,928 KB |
testcase_09 | AC | 34 ms
20,096 KB |
testcase_10 | AC | 37 ms
20,480 KB |
testcase_11 | AC | 36 ms
20,224 KB |
testcase_12 | AC | 428 ms
48,512 KB |
testcase_13 | AC | 381 ms
41,600 KB |
testcase_14 | AC | 201 ms
32,256 KB |
testcase_15 | AC | 93 ms
27,136 KB |
testcase_16 | AC | 242 ms
35,320 KB |
testcase_17 | AC | 169 ms
31,872 KB |
testcase_18 | AC | 343 ms
42,104 KB |
testcase_19 | AC | 256 ms
36,212 KB |
testcase_20 | AC | 133 ms
30,336 KB |
testcase_21 | AC | 110 ms
27,648 KB |
testcase_22 | AC | 234 ms
35,200 KB |
testcase_23 | AC | 267 ms
35,712 KB |
testcase_24 | AC | 171 ms
32,500 KB |
testcase_25 | AC | 334 ms
40,308 KB |
testcase_26 | AC | 222 ms
34,548 KB |
testcase_27 | AC | 249 ms
35,192 KB |
testcase_28 | AC | 208 ms
34,040 KB |
testcase_29 | AC | 205 ms
32,384 KB |
testcase_30 | AC | 227 ms
34,944 KB |
testcase_31 | AC | 309 ms
37,880 KB |
testcase_32 | AC | 106 ms
26,368 KB |
testcase_33 | AC | 192 ms
33,024 KB |
testcase_34 | AC | 50 ms
22,084 KB |
testcase_35 | AC | 84 ms
24,704 KB |
testcase_36 | AC | 336 ms
40,448 KB |
testcase_37 | AC | 215 ms
34,164 KB |
testcase_38 | AC | 128 ms
30,464 KB |
testcase_39 | AC | 37 ms
19,968 KB |
testcase_40 | AC | 36 ms
20,096 KB |
testcase_41 | AC | 36 ms
20,224 KB |
testcase_42 | AC | 37 ms
20,480 KB |
testcase_43 | AC | 415 ms
46,964 KB |
testcase_44 | AC | 274 ms
38,144 KB |
testcase_45 | AC | 223 ms
33,012 KB |
コンパイルメッセージ
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc) Copyright (C) Microsoft Corporation. All rights reserved.
ソースコード
using System; using static System.Console; using System.Linq; using System.Collections.Generic; class Program { static int NN => int.Parse(ReadLine()); static int[] NList => ReadLine().Split().Select(int.Parse).ToArray(); static int[] NMi => ReadLine().Split().Select(c => int.Parse(c) - 1).ToArray(); static int[][] NMap(int n) => Enumerable.Repeat(0, n).Select(_ => NMi).ToArray(); static int[] LList(long n) => Enumerable.Repeat(0, (int)n).Select(_ => int.Parse(ReadLine())).ToArray(); public static void Main() { Solve(); } static void Solve() { var c = NList; var (n, k, m, p) = (c[0], c[1], c[2], c[3]); var map = NMap(m); var s = LList(n); var x = LList(k); var tree = new List<int>[n]; for (var i = 0; i < tree.Length; ++i) tree[i] = new List<int>(); foreach (var edge in map) { tree[edge[0]].Add(edge[1]); tree[edge[1]].Add(edge[0]); } var q = new PriorityQueue<Pair>(n, false); var count = new int[n]; foreach (var xi in x) { ++count[xi - 1]; q.Enqueue(new Pair(xi - 1, 0, p)); q.Enqueue(new Pair(xi - 1, 1, s[xi - 1])); // WriteLine($"day:0, v:{xi - 1}"); } while (q.Count > 0) { var date = q.List[0].Time; var move = new HashSet<int>(); while (q.Count > 0 && q.List[0].Time == date) { var cur = q.Dequeue(); if (cur.Kind == 0 && count[cur.Pos] == 1) { // recover count[cur.Pos] = -1; // WriteLine($"day:{date}, recover:{cur.Pos}"); } else if (cur.Kind == 1) { // spread if (count[cur.Pos] == 1 || count[cur.Pos] == -1) { foreach (var next in tree[cur.Pos]) { if (count[next] == 0) { ++count[next]; q.Enqueue(new Pair(next, 0, date + p)); q.Enqueue(new Pair(next, 1, date + s[next])); // WriteLine($"day:{date}, v:{next} from {cur.Pos}"); } else if (count[next] == 1) { move.Add(next); // WriteLine($"day:{date}, v:{next} from {cur.Pos}, moved"); } } } } } foreach (var mi in move) count[mi] = 2; } WriteLine(count.Count(ci => ci > 1)); } class Pair : IComparable<Pair> { public int Pos; public int Kind; public int Time; public Pair(int pos, int kind, int time) { Pos = pos; Kind = kind; Time = time; } public int CompareTo(Pair b) { var d = Time.CompareTo(b.Time); if (d != 0) return d; return Kind.CompareTo(b.Kind); } } class PriorityQueue<T> where T : IComparable<T> { public T[] List; public int Count; bool IsTopMax; public PriorityQueue(int count, bool isTopMax) { IsTopMax = isTopMax; List = new T[Math.Max(128, count)]; } public void Enqueue(T value) { if (Count == List.Length) { var newlist = new T[List.Length * 2]; for (var i = 0; i < List.Length; ++i) newlist[i] = List[i]; List = newlist; } var pos = Count; List[pos] = value; ++Count; while (pos > 0) { var parent = (pos - 1) / 2; if (Calc(List[parent], List[pos], true)) break; Swap(parent, pos); pos = parent; } } public T Dequeue() { --Count; Swap(0, Count); var pos = 0; while (true) { var child = pos * 2 + 1; if (child >= Count) break; if (child + 1 < Count && Calc(List[child + 1], List[child], false)) ++child; if (Calc(List[pos], List[child], true)) break; Swap(pos, child); pos = child; } return List[Count]; } bool Calc(T a, T b, bool equalVal) { var ret = a.CompareTo(b); if (ret == 0 && equalVal) return true; return IsTopMax ? ret > 0 : ret < 0; } void Swap(int a, int b) { var tmp = List[a]; List[a] = List[b]; List[b] = tmp; } } }