結果

問題 No.277 根掘り葉掘り
ユーザー fgwiebfaoishfgwiebfaoish
提出日時 2022-01-10 02:50:27
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 287 ms / 3,000 ms
コード長 5,949 bytes
コンパイル時間 3,753 ms
コンパイル使用メモリ 116,256 KB
実行使用メモリ 49,412 KB
最終ジャッジ日時 2024-11-14 10:40:55
合計ジャッジ時間 8,721 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 2
other AC * 18
権限があれば一括ダウンロードができます
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

diff #
プレゼンテーションモードにする

using System;
using System.Collections.Generic;
using System.Collections;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.IO;
using System.Reflection;
using static System.Math;
using System.Numerics;
using System.Threading;
using System.Runtime.CompilerServices;
using System.Diagnostics;
static class Program{
const int mod=(int)1e9+7;
static List<int>[] li;
static bool[] b;
static int[] h;
static void Main(){
Sc sc=new Sc();
var s=sc.Ia;
int n=s[0],m=n-1;
li=new List<int>[n+1];
b=new bool[n+1];
h=new int[n+1];
for(int i=1;i<=n;i++){li[i]=new List<int>();}
for(int i=0;i<m;i++){
var e=sc.Ia;
li[e[0]].Add(e[1]);
li[e[1]].Add(e[0]);
}
var qu=new Queue<ValueTuple<int,int>>();
for(int i = 1;i<=n;i++) {
if(li[i].Count==1){qu.Enqueue(ValueTuple.Create(i,0));}
}
while(qu.Count>0){
var e=qu.Dequeue();
if(b[e.Item1]){continue;}
b[e.Item1]=true;
h[e.Item1]=e.Item2;
for(int j = 0;j<li[e.Item1].Count;j++) {
if(!b[li[e.Item1][j]]){qu.Enqueue(ValueTuple.Create(li[e.Item1][j],e.Item2+1));}
}
}
b=new bool[n+1];
Fu(1,0);
Console.WriteLine("{0}",string.Join("\n",h.Skip(1)));
}
static void Fu(int a,int g){
b[a]=true;
h[a]=Min(g,h[a]);
for(int i=0;i<li[a].Count;i++){
if(!b[li[a][i]]){Fu(li[a][i],g+1);}
}
}
}
public class Sc{
[MethodImpl(MethodImplOptions.AggressiveInlining)]
protected virtual string Rl(){return Console.ReadLine();}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
protected virtual string[] Sp(string st){return st.Split();}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private T Ct<T>(string s){return (T)Convert.ChangeType(s,typeof(T));}
public virtual int I{get{return int.Parse(Rl());}}
public virtual long L{get{return long.Parse(Rl());}}
public virtual double D{get{return double.Parse(Rl());}}
public virtual string S{get{return Rl();}}
public int[] Ia{get{return Array.ConvertAll(Sp(Rl()),int.Parse);}}
public long[] La{get{return Array.ConvertAll(Sp(Rl()),long.Parse);}}
public double[] Da{get{return Array.ConvertAll(Sp(Rl()),double.Parse);}}
public string[] Sa{get{return Sp(Rl());}}
public object[] Oa{get{return Sp(Rl());}}
public int[] Ia2{get{return Array.ConvertAll(Sp("0 "+Rl()+" 0"),int.Parse);}}
public int[] Ia3(string a,string b){return Array.ConvertAll(Sp(a+Rl()+b),int.Parse);}
public int[] Ia3(int a){return Array.ConvertAll(Sp(Rl()+" "+a.ToString()),int.Parse);}
public long[] La2{get{return Array.ConvertAll(Sp("0 "+Rl()+" 0"),long.Parse);}}
public long[] La3(string a,string b){return Array.ConvertAll(Sp(a+Rl()+b),long.Parse);}
public long[] La3(int a){return Array.ConvertAll(Sp(Rl()+" "+a.ToString()),long.Parse);}
public double[] Da2{get{return Array.ConvertAll(Sp("0 "+Rl()+" 0"),double.Parse);}}
public double[] Da3(string a,string b){return Array.ConvertAll(Sp(a+Rl()+b),double.Parse);}
public T[] Arr<T>(int n,Func<T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f();}return a;}
public T[] Arr<T>(int n,Func<int,T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(i);}return a;}
public T[] Arr<T>(int n,Func<string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(Sp(Rl()));}return a;}
public T[] Arr<T>(int n,Func<int,string[],T> f){var a=new T[n];for(int i=0;i<n;i++){a[i]=f(i,Sp(Rl()));}return a;}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T,T) Tp2<T>(){var s=Sp(Rl());return (Ct<T>(s[0]),Ct<T>(s[1]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T,T,T) Tp3<T>(){var s=Sp(Rl());return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T,T,T,T) Tp4<T>(){var s=Sp(Rl());return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]),Ct<T>(s[3]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T,T,T,T,T) Tp5<T>(){var s=Sp(Rl());return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]),Ct<T>(s[3]),Ct<T>(s[4]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T,T,T,T,T,T) Tp6<T>(){var s=Sp(Rl());return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]),Ct<T>(s[3]),Ct<T>(s[4]),Ct<T>(s[5]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T1,T2) Tp2<T1,T2>(){var s=Sp(Rl());return (Ct<T1>(s[0]),Ct<T2>(s[1]));}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public (T1,T1,T2) Tp3<T1,T2>(){var s=Sp(Rl());return (Ct<T1>(s[0]),Ct<T1>(s[1]),Ct<T2>(s[2]));}
}
public class Scs:Sc{
private StreamReader sr;
public Scs(string t){sr=new StreamReader(t);}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
protected override string Rl(){return sr.ReadLine();}
}
public class Sc2:Sc{
private string[] sps=new string[]{" "," ","\t"};
[MethodImpl(MethodImplOptions.AggressiveInlining)]
protected override string[] Sp(string st){return st.Split(sps,StringSplitOptions.RemoveEmptyEntries);}
public override int I{get{return int.Parse(Sp(Rl())[0]);}}
public override long L{get{return long.Parse(Sp(Rl())[0]);}}
public override double D{get{return double.Parse(Sp(Rl())[0]);}}
public override string S{get{return Sp(Rl())[0];}}
}
public class Scs2:Sc2{
private StreamReader sr;
public Scs2(string t){sr=new StreamReader(t);}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
protected override string Rl(){return sr.ReadLine();}
}
public class Sct:Sc{
private List<string> li=new List<string>();
private int l=0;
public void Add(int s){li.Add(s.ToString());}
public void Add(long s){li.Add(s.ToString());}
public void Add(double s){li.Add(s.ToString());}
public void Add(string s){li.Add(s.ToString());}
public void Add(object s){li.Add(s.ToString());}
public void Add(int[] s){li.Add(string.Join(" ",s));}
public void Add(long[] s){li.Add(string.Join(" ",s));}
public void Add(double[] s){li.Add(string.Join(" ",s));}
public void Add(string[] s){li.Add(string.Join(" ",s));}
public void Add(object[] s){li.Add(string.Join(" ",s));}
protected override string Rl(){return li[l++];}
public void Clear(){li.Clear();l=0;}
}
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