結果
問題 | No.1790 Subtree Deletion |
ユーザー |
![]() |
提出日時 | 2021-12-19 02:30:56 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 823 ms / 3,000 ms |
コード長 | 9,319 bytes |
コンパイル時間 | 4,650 ms |
コンパイル使用メモリ | 110,464 KB |
実行使用メモリ | 71,788 KB |
最終ジャッジ日時 | 2024-09-15 14:23:14 |
合計ジャッジ時間 | 11,037 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 12 |
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.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 void Main(){Sc sc=new Sc();var s=sc.Ia;int n=s[0],m=n-1;n=(n<<1)-1;li=new List<int>[n+1];var h=new long[m][];var b=new bool[n+1];for(int i=1;i<=n;i++){li[i]=new List<int>();}for(int i=0,j=m+2;i<m;i++){h[i]=sc.La;li[h[i][0]].Add(j);li[j].Add((int)h[i][0]);li[h[i][1]].Add(j);li[j].Add((int)h[i][1]);j++;}var et=new Et(li,1);Lst st=new Lst(n+1);var g=new long[n+1];var d=new long[n+1];var r=new int[n+1];for(int i = 0;i<m;i++) {int f=(int)(et.fa[h[i][0]]>et.fa[h[i][1]]?h[i][0]:h[i][1]);for(int j = 0;j<li[f].Count;j++) {if(et.fa[f]>et.fa[li[f][j]]){r[f]=li[f][j];}}st.Add(et.ixl2[r[f]],et.ixl2[r[f]],h[i][2]);}var q=sc.I;StringBuilder sb=new StringBuilder();for(int i = 0;i<q;i++) {var e=sc.Ia;if(e[0]==1){st.Add(et.ixl2[r[e[1]]],et.ixr2[r[e[1]]],0);}else{sb.Append((b[e[1]]?0:st.Get(et.ixl2[e[1]],et.ixr2[e[1]]).d1)+"\n");}}Console.Write(sb);}}public class Lst{public struct Dt{public long d1,lz1;public Dt(bool b){d1=0;lz1=0;}public Dt(long d1){this.d1=d1;lz1=0;}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static Dt Um(Dt a,long n1,int h){a.d1=n1;return a;}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static Dt Lm(Dt a,long n1){a.lz1=n1;return a;}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static Dt Cm(Dt l,Dt r){var a=new Dt(true);a.d1=l.d1^r.d1;return a;}[MethodImpl(MethodImplOptions.AggressiveInlining)]public static Dt Cl(Dt a){a.lz1=0;return a;}public override string ToString(){var me=GetType().GetFields(BindingFlags.Public|BindingFlags.NonPublic|BindingFlags.Instance);var st="";foreach (MemberInfo e in me){st+=e.Name+":"+GetType().GetField(e.Name).GetValue(this)+" ";}return st;}}const int mod=(int)1e9+7;private Dt[] dat;private int[] ha;private bool[] bo;private int n,m=1,cnt;private readonly Dt ie=new Dt(true);public Lst(int n){this.n=n;while(m<n){m<<=1;}cnt=m+n;dat=new Dt[cnt];bo=new bool[cnt];ha=new int[cnt];for(int i = 0;i<cnt;i++) {dat[i]=ie;}for(int i = cnt-n;i<cnt;i++) {ha[i]=1;ha[i>>1]++;}for(int i = cnt-n-1;i>1;i--) {ha[i>>1]+=ha[i];}}public Lst(int[] a){n=a.Length;while(m<n){m<<=1;}cnt=m+n;dat=new Dt[cnt];bo=new bool[cnt];ha=new int[cnt];for(int i = cnt-n;i<cnt;i++) {dat[i]=new Dt(a[i-cnt+n]);ha[i]=1;}for(int i = cnt-n-1;i>0;i--) {if(i<<1<cnt){if((i<<1)+1<cnt){dat[i]=Dt.Cm(dat[i<<1],dat[(i<<1)+1]);ha[i]=ha[i<<1]+ha[(i<<1)+1];}else{dat[i]=dat[i<<1];ha[i]=ha[i<<1];}}else{dat[i]=ie;}}}public Dt Get(int a,int b){return Fge(a,b,1,0,n-1);}private Dt Fge(int a,int b,int k,int l,int r){if(r<a||b<l){return ie;}if(a<=l&&r<=b){return dat[k];}Flz(k);return Dt.Cm(Fge(a,b,k<<1,l,l+ha[k<<1]-1),Fge(a,b,(k<<1)+1,l+ha[k<<1],r));}public void Add(int a,int b,long d1){Fad(a,b,1,0,n-1,d1);}private void Fad(int a,int b,int k,int l,int r,long d1){if(a<=l&&r<=b){dat[k]=Dt.Lm(dat[k],d1);dat[k]=Dt.Um(dat[k],d1,ha[k]);bo[k]=true;}else if(r>=a&&b>=l){Flz(k);Fad(a,b,k<<1,l,l+ha[k<<1]-1,d1);Fad(a,b,(k<<1)+1,l+ha[k<<1],r,d1);dat[k]=Dt.Cm(dat[k<<1],dat[(k<<1)+1]);}}[MethodImpl(MethodImplOptions.AggressiveInlining)]private void Flz(int k){if(bo[k]&&ha[k]>1){if(ha[k<<1]>0){dat[k<<1]=Dt.Lm(dat[k<<1],dat[k].lz1);dat[k<<1]=Dt.Um(dat[k<<1],dat[k].lz1,ha[k<<1]);bo[k<<1]=true;}if(ha[(k<<1)+1]>0){dat[(k<<1)+1]=Dt.Lm(dat[(k<<1)+1],dat[k].lz1);dat[(k<<1)+1]=Dt.Um(dat[(k<<1)+1],dat[k].lz1,ha[(k<<1)+1]);bo[(k<<1)+1]=true;}dat[k]=Dt.Cl(dat[k]);bo[k]=false;}}}public class Et{private List<int>[] li;public int[] at2,ixl2,ixr2,fa;private int f=1,f2=1;public Et(List<int>[] li,int o){int n=li.Length;this.li=li;at2=new int[n];ixl2=new int[n];ixr2=new int[n];fa=new int[n+1];Fu1(o,1);}private void Fu1(int a,int g){at2[f2]=a;ixl2[a]=f2;f++;f2++;fa[a]=g;for(int i=0;i<li[a].Count;i++){if(ixl2[li[a][i]]==0){Fu1(li[a][i],g+1);f++;}}ixr2[a]=f2-1;}}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;}}