結果
| 問題 |
No.416 旅行会社
|
| コンテスト | |
| ユーザー |
mban
|
| 提出日時 | 2017-03-21 01:34:09 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 4,792 bytes |
| コンパイル時間 | 969 ms |
| コンパイル使用メモリ | 109,356 KB |
| 実行使用メモリ | 46,720 KB |
| 最終ジャッジ日時 | 2024-07-05 04:46:09 |
| 合計ジャッジ時間 | 12,076 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
(要ログイン)
| ファイルパターン | 結果 |
|---|---|
| other | TLE * 1 -- * 20 |
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.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Text;
using System.Text.RegularExpressions;
using System.Linq;
using System.IO;
using System.ComponentModel;
class Program
{
static void Main(string[] args)
{
var alice = new Magatro();
alice.Scan();
alice.Solve();
}
}
public class Scanner
{
private StreamReader Sr;
private string[] S;
private int Index;
private const char Separator = ' ';
public Scanner() : this(Console.OpenStandardInput())
{
Index = 0;
S = new string[0];
}
public Scanner(Stream source)
{
Sr = new StreamReader(source);
}
private string[] Line()
{
return Sr.ReadLine().Split(Separator);
}
public string Next()
{
string result;
if (Index >= S.Length)
{
S = Line();
Index = 0;
}
result = S[Index];
Index++;
return result;
}
public T Next<T>()
{
var converter = TypeDescriptor.GetConverter(typeof(T));
return (T)converter.ConvertFromString(Next());
}
public int NextInt()
{
return int.Parse(Next());
}
public double NextDouble()
{
return double.Parse(Next());
}
public long NextLong()
{
return long.Parse(Next());
}
public decimal NextDecimal()
{
return decimal.Parse(Next());
}
public string[] StringArray(int index = 0)
{
Next();
Index = S.Length;
return S.Skip(index).ToArray();
}
public int[] IntArray(int index = 0)
{
return StringArray(index).Select(int.Parse).ToArray();
}
public long[] LongArray(int index = 0)
{
return StringArray(index).Select(long.Parse).ToArray();
}
public bool EndOfStream
{
get { return Sr.EndOfStream; }
}
}
public class Magatro
{
private int N, M, Q;
private Bridge[] AB, CD;
private int[] Parent;
private List<int> List;
private int[] Anser;
List<int>[] Lists;
public void Scan()
{
Scanner cin = new Scanner();
N = cin.NextInt();
M = cin.NextInt();
Q = cin.NextInt();
AB = new Bridge[M];
for (int i = 0; i < M; i++)
{
int a = cin.NextInt() - 1;
int b = cin.NextInt() - 1;
AB[i] = new Bridge(a, b);
}
CD = new Bridge[Q];
for (int i = 0; i < Q; i++)
{
int c = cin.NextInt() - 1;
int d = cin.NextInt() - 1;
CD[i] = new Bridge(c, d);
}
}
private bool Same(int x, int y)
{
return Root(x) == Root(y);
}
private void Union(int x, int y, int i)
{
int rootx = Root(x);
int rooty = Root(y);
if (rootx == rooty)
{
return;
}
if (rootx > rooty)
{
Swap(ref rootx, ref rooty);
}
if (rootx == 0)
{
foreach (int j in Lists[rooty])
{
Anser[j] = i;
}
}
Merge(Lists[rootx], Lists[rooty]);
Parent[rooty] = rootx;
}
private void Merge(List<int> a, List<int> b)
{
if (a.Count < b.Count)
{
var temp = a;
a = b;
b = temp;
}
foreach (int i in b)
{
a.Add(i);
}
}
//かっこつけたかった
private void Swap(ref int a, ref int b)
{
a ^= b;
b ^= a;
a ^= b;
}
private int Root(int x)
{
if (Parent[x] == x)
{
return x;
}
return Root(Parent[x]);
}
public void Solve()
{
Parent = new int[N];
for (int i = 0; i < N; i++)
{
Parent[i] = i;
}
List = new List<int>();
for (int i = 1; i < N; i++)
{
List.Add(i);
}
Lists = new List<int>[N];
for (int i = 0; i < N; i++)
{
Lists[i] = new List<int>();
Lists[i].Add(i);
}
Anser = new int[N];
for (int i = 0; i < M; i++)
{
Bridge b = AB[i];
if (CD.Contains(b))
{
continue;
}
Union(b.A, b.B, -1);
}
for (int i = Q - 1; i >= 0; i--)
{
var b = CD[i];
Union(b.A, b.B, i + 1);
}
for (int i = 1; i < N; i++)
{
Console.WriteLine(Anser[i]);
}
}
}
struct Bridge
{
public int A, B;
public Bridge(int a, int b)
{
A = a;
B = b;
}
}
mban