結果
問題 | No.1480 Many Complete Graphs |
ユーザー |
|
提出日時 | 2021-04-16 21:56:03 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 11,495 bytes |
コンパイル時間 | 1,204 ms |
コンパイル使用メモリ | 124,468 KB |
実行使用メモリ | 50,004 KB |
最終ジャッジ日時 | 2024-07-03 04:15:02 |
合計ジャッジ時間 | 11,395 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 53 WA * 4 |
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 System.IO;using System.Collections.Generic;using System.Linq;using System.Numerics;using System.Runtime.CompilerServices;using System.Text;using System.Globalization;using System.Threading;using static System.Math;namespace FertiLib.Contest.A{public class Solver{Scanner sr;StreamWriter sw;bool isMultipleTestCases = false;public void Solve(){var (n, m) = sr.ReadValue<int, int>();var c = new long[m];var s = Enumerable.Repeat(0, m).Select(p => new List<int>()).ToArray();var g = Enumerable.Repeat(0, n).Select(p => new List<int>()).ToArray();for (int i = 0; i < m; i++){var k = sr.ReadInt();var ci = sr.ReadLong();c[i] = ci;for (int j = 0; j < k; j++){var si = sr.ReadInt();s[i].Add(si - 1);g[si - 1].Add(i);}}var dist = Enumerable.Repeat(long.MaxValue / 3, n + 1).ToArray();dist[0] = 0;var q = new PriorityQueue<(long dist, int cur)>();q.Enqueue((0, 0));var seen = new bool[m];while (q.Count > 0){var (d, cur) = q.Dequeue();if (d > dist[cur]) continue;foreach (var e in g[cur]){if (seen[e]) continue;seen[e] = true;foreach (var f in s[e]){var nd = dist[cur] + (cur + f + 2 + (cur + f) % 2 + 2 * c[e]);if (dist[f].Chmin(nd)){q.Enqueue((nd, f));}}}}var ans = dist[n - 1];if (ans == long.MaxValue / 3) Console.WriteLine(-1);else Console.WriteLine(ans / 2);}public Solver(Scanner cin, StreamWriter cout){this.sr = cin;this.sw = cout;}public void Start(){int _t = 1;if (isMultipleTestCases) _t = sr.ReadInt();while (_t-- > 0) Solve();}public static void YESNO(bool condition) => Console.WriteLine(condition ? "YES" : "NO");public static void YesNo(bool condition) => Console.WriteLine(condition ? "Yes" : "No");public static void yesno(bool condition) => Console.WriteLine(condition ? "yes" : "no");}public class PriorityQueue<T> : IEnumerable<T>{private readonly List<T> heap;private readonly IComparer<T> comparer;public PriorityQueue(IComparer<T> comparer){this.comparer = comparer;this.heap = new List<T>();}public PriorityQueue(Comparison<T> comparison) : this(Comparer<T>.Create(comparison)) { }public PriorityQueue() : this(Comparer<T>.Default) { }public void Enqueue(T item){this.heap.Add(item);int index = this.Count - 1;while (index > 0){var par = Parent(index);if (comparer.Compare(heap[index], heap[par]) >= 0) break;Swap(index, par);index = par;}}public T Dequeue(){var ret = this.Peek;var last = this.Count - 1;heap[0] = heap[last];heap.RemoveAt(last--);var index = 0;while (true){var (r, l) = Child(index);int child;if (l <= last){if (comparer.Compare(heap[l], heap[r]) < 0) child = l;else child = r;}else if (r <= last) child = r;else break;if (comparer.Compare(heap[index], heap[child]) <= 0) break;Swap(index, child);index = child;}return ret;}public T Peek => heap[0];public int Count => heap.Count;private void Swap(int a, int b){var t = heap[a];heap[a] = heap[b];heap[b] = t;}private int Parent(int index) => (index - 1) / 2;private (int l, int r) Child(int index) => (2 * index + 1, 2 * index + 2);public IEnumerator<T> GetEnumerator(){var ret = new List<T>();while (this.Count > 0){ret.Add(this.Dequeue());}for (int i = 0; i < ret.Count; i++){this.Enqueue(ret[i]);}foreach (var e in ret){yield return e;}}System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator() => GetEnumerator();}public static class Program{public static void Main(string[] args){var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };Console.SetOut(sw);var cin = new Scanner();var solver = new Solver(cin, sw);solver.Start();Console.Out.Flush();}}public static class Extention{public static string Join<T>(this IEnumerable<T> x, string separator = "") => string.Join(separator, x);public static int UpperBound<T>(this IList<T> list, T value) => list.BinarySearch(value, true, 0, list.Count, Comparer<T>.Default);public static int LowerBound<T>(this IList<T> list, T value) => list.BinarySearch(value, false, 0, list.Count, Comparer<T>.Default);public static int BinarySearch<T>(this IList<T> list, T value, bool isUpperBound, int index, int length, Comparer<T> comparer){var ng = index - 1;var ok = index + length;while (ok - ng > 1){var mid = ng + (ok - ng) / 2;var res = comparer.Compare(list[mid], value);if (res < 0 || (isUpperBound && res == 0)) ng = mid;else ok = mid;}return ok;}public static bool Chmax<T>(ref this T a, T b) where T : struct, IComparable<T>{if (a.CompareTo(b) >= 0) return false;a = b;return true;}public static bool Chmin<T>(ref this T a, T b) where T : struct, IComparable<T>{if (a.CompareTo(b) <= 0) return false;a = b;return true;}}public class Scanner{string[] s;int i;char[] separator = new char[] { ' ' };public Scanner(){s = new string[0];i = 0;}public string Read() => ReadString();public string ReadString(){if (i < s.Length) return s[i++];string st = Console.ReadLine();while (st == "") st = Console.ReadLine();s = st.Split(separator, StringSplitOptions.RemoveEmptyEntries);if (s.Length == 0) return ReadString();i = 0;return s[i++];}public string[] ReadStringArray(int N){string[] Array = new string[N];for (int i = 0; i < N; i++){Array[i] = ReadString();}return Array;}public int ReadInt() => int.Parse(ReadString());public int[] ReadIntArray(int N, int add = 0){int[] Array = new int[N];for (int i = 0; i < N; i++){Array[i] = ReadInt() + add;}return Array;}public long ReadLong() => long.Parse(ReadString());public long[] ReadLongArray(int N, long add = 0){long[] Array = new long[N];for (int i = 0; i < N; i++){Array[i] = ReadLong() + add;}return Array;}public double ReadDouble() => double.Parse(ReadString());public double[] ReadDoubleArray(int N, double add = 0){double[] Array = new double[N];for (int i = 0; i < N; i++){Array[i] = ReadDouble() + add;}return Array;}public T1 ReadValue<T1>() => (T1)Convert.ChangeType(ReadString(), typeof(T1));public (T1, T2) ReadValue<T1, T2>(){var inputs = ReadStringArray(2);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));return (v1, v2);}public (T1, T2, T3) ReadValue<T1, T2, T3>(){var inputs = ReadStringArray(3);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));var v3 = (T3)Convert.ChangeType(inputs[2], typeof(T3));return (v1, v2, v3);}public (T1, T2, T3, T4) ReadValue<T1, T2, T3, T4>(){var inputs = ReadStringArray(4);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));var v3 = (T3)Convert.ChangeType(inputs[2], typeof(T3));var v4 = (T4)Convert.ChangeType(inputs[3], typeof(T4));return (v1, v2, v3, v4);}public (T1, T2, T3, T4, T5) ReadValue<T1, T2, T3, T4, T5>(){var inputs = ReadStringArray(5);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));var v3 = (T3)Convert.ChangeType(inputs[2], typeof(T3));var v4 = (T4)Convert.ChangeType(inputs[3], typeof(T4));var v5 = (T5)Convert.ChangeType(inputs[4], typeof(T5));return (v1, v2, v3, v4, v5);}public (T1, T2, T3, T4, T5, T6) ReadValue<T1, T2, T3, T4, T5, T6>(){var inputs = ReadStringArray(6);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));var v3 = (T3)Convert.ChangeType(inputs[2], typeof(T3));var v4 = (T4)Convert.ChangeType(inputs[3], typeof(T4));var v5 = (T5)Convert.ChangeType(inputs[4], typeof(T5));var v6 = (T6)Convert.ChangeType(inputs[5], typeof(T6));return (v1, v2, v3, v4, v5, v6);}public (T1, T2, T3, T4, T5, T6, T7) ReadValue<T1, T2, T3, T4, T5, T6, T7>(){var inputs = ReadStringArray(7);var v1 = (T1)Convert.ChangeType(inputs[0], typeof(T1));var v2 = (T2)Convert.ChangeType(inputs[1], typeof(T2));var v3 = (T3)Convert.ChangeType(inputs[2], typeof(T3));var v4 = (T4)Convert.ChangeType(inputs[3], typeof(T4));var v5 = (T5)Convert.ChangeType(inputs[4], typeof(T5));var v6 = (T6)Convert.ChangeType(inputs[5], typeof(T6));var v7 = (T7)Convert.ChangeType(inputs[6], typeof(T7));return (v1, v2, v3, v4, v5, v6, v7);}public T1[] ReadValueArray<T1>(int N){var v1 = new T1[N];for (int i = 0; i < N; i++){v1[i] = ReadValue<T1>();}return v1;}public (T1[], T2[]) ReadValueArray<T1, T2>(int N){var (v1, v2) = (new T1[N], new T2[N]);for (int i = 0; i < N; i++){var (t1, t2) = ReadValue<T1, T2>();v1[i] = t1;v2[i] = t2;}return (v1, v2);}public (T1[], T2[], T3[]) ReadValueArray<T1, T2, T3>(int N){var (v1, v2, v3) = (new T1[N], new T2[N], new T3[N]);for (int i = 0; i < N; i++){var (t1, t2, t3) = ReadValue<T1, T2, T3>();v1[i] = t1;v2[i] = t2;v3[i] = t3;}return (v1, v2, v3);}public (T1[], T2[], T3[], T4[]) ReadValueArray<T1, T2, T3, T4>(int N){var (v1, v2, v3, v4) = (new T1[N], new T2[N], new T3[N], new T4[N]);for (int i = 0; i < N; i++){var (t1, t2, t3, t4) = ReadValue<T1, T2, T3, T4>();v1[i] = t1;v2[i] = t2;v3[i] = t3;v4[i] = t4;}return (v1, v2, v3, v4);}public (T1[], T2[], T3[], T4[], T5[]) ReadValueArray<T1, T2, T3, T4, T5>(int N){var (v1, v2, v3, v4, v5) = (new T1[N], new T2[N], new T3[N], new T4[N], new T5[N]);for (int i = 0; i < N; i++){var (t1, t2, t3, t4, t5) = ReadValue<T1, T2, T3, T4, T5>();v1[i] = t1;v2[i] = t2;v3[i] = t3;v4[i] = t4;v5[i] = t5;}return (v1, v2, v3, v4, v5);}public (T1[], T2[], T3[], T4[], T5[], T6[]) ReadValueArray<T1, T2, T3, T4, T5, T6>(int N){var (v1, v2, v3, v4, v5, v6) = (new T1[N], new T2[N], new T3[N], new T4[N], new T5[N], new T6[N]);for (int i = 0; i < N; i++){var (t1, t2, t3, t4, t5, t6) = ReadValue<T1, T2, T3, T4, T5, T6>();v1[i] = t1;v2[i] = t2;v3[i] = t3;v4[i] = t4;v5[i] = t5;v6[i] = t6;}return (v1, v2, v3, v4, v5, v6);}public (T1[], T2[], T3[], T4[], T5[], T6[], T7[]) ReadValueArray<T1, T2, T3, T4, T5, T6, T7>(int N){var (v1, v2, v3, v4, v5, v6, v7) = (new T1[N], new T2[N], new T3[N], new T4[N], new T5[N], new T6[N], new T7[N]);for (int i = 0; i < N; i++){var (t1, t2, t3, t4, t5, t6, t7) = ReadValue<T1, T2, T3, T4, T5, T6, T7>();v1[i] = t1;v2[i] = t2;v3[i] = t3;v4[i] = t4;v5[i] = t5;v6[i] = t6;v7[i] = t7;}return (v1, v2, v3, v4, v5, v6, v7);}}}