結果
| 問題 | No.1876 Xor of Sum |
| ユーザー |
 fgwiebfaoish
|
| 提出日時 | 2022-04-07 20:48:09 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 12,032 bytes |
| コンパイル時間 | 5,659 ms |
| コンパイル使用メモリ | 113,152 KB |
| 実行使用メモリ | 39,364 KB |
| 最終ジャッジ日時 | 2024-11-28 01:56:32 |
| 合計ジャッジ時間 | 36,327 ms |
|
ジャッジサーバーID （参考情報） |
judge2 / judge3 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 21 TLE * 6 |
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.Text.RegularExpressions;using System.IO;using System.Reflection;using static System.Math;using System.Numerics;using System.Threading;using System.Runtime.CompilerServices;using System.Diagnostics;//using nint=System.Int32;static class Program{const long inf=long.MaxValue>>1;const int mod=998244353;//(int)1e9+7;static Sc sc=new Sc();static void Main(){Pt pt=new Pt(Solve);pt.Sm();}static void Solve(Pt pt) {var n=sc.I;var a=sc.Ia;int m=a.Sum();var bs=new Bitset(m+1);bs[0]=1;for(int i = 0;i < n;i++) {bs^=bs<<a[i];}int ans=0;for(int i = 1;i <= m;i++) {if(bs[i]==1) {ans^=i;}}pt.Wl(ans);}}public class Bitset{public int n,l;public ulong[] he;public Bitset(int n){this.n=n;l=(n>>6)+1;he=new ulong[l];}public Bitset(int n,long a){this.n=n;l=(n>>6)+1;he=new ulong[l];he[0]=(ulong)a;}public Bitset(int n,bool b){this.n=n;l=(n>>6)+1;he=new ulong[l];int y=n%64;if(y==0){for(int i = 0;i<l;i++) {he[i]=ulong.MaxValue;}}else{for(int i = 0;i<l-1;i++) {he[i]=ulong.MaxValue;}he[l-1]=(1UL<<y)-1;}}public Bitset(Bitset b){n=b.n;l=b.l;he=new ulong[l];for(int i = 0;i<l;i++) {he[i]=b.he[i];}}public int this[int i]{[MethodImpl(MethodImplOptions.AggressiveInlining)]set{he[i>>6]=(he[i>>6]&(ulong.MaxValue^(1UL<<i)))|((ulong)value<<i);}get{return (int)((he[i>>6]>>i)&1);}}public static Bitset operator&(Bitset a,Bitset b){Bitset c=new Bitset(a.n);int d=Math.Min(a.l,b.l);for(int i=0;i<d;i++){c.he[i]=a.he[i]&b.he[i];}return c;}public static Bitset operator|(Bitset a,Bitset b){Bitset c;if(a.l<b.l){c=a;a=b;b=c;}c=new Bitset(a.n);int i=0;for(;i<b.l;i++){c.he[i]=a.he[i]|b.he[i];}for(;i<a.l;i++){c.he[i]=a.he[i];}return c;}public static Bitset operator^(Bitset a,Bitset b){Bitset c;if(a.l<b.l){c=a;a=b;b=c;}c=new Bitset(a.n);int i=0;for(;i<b.l;i++){c.he[i]=a.he[i]^b.he[i];}for(;i<a.l;i++){c.he[i]=a.he[i];}return c;}public static Bitset operator<<(Bitset a,int b){Bitset c=new Bitset(a.n);if(b>a.l<<6){return c;}int d=(b+63)>>6;if(b%64==0){for(int i=a.l-1;i>=d;i--){c.he[i]=a.he[i-d];}}else{for(int i=a.l-1;i>=d;i--){c.he[i]=(a.he[i-d+1]<<b)|(a.he[i-d]>>(64-b));}c.he[d-1]=a.he[0]<<b;}return c;}public static Bitset operator>>(Bitset a,int b){Bitset c=new Bitset(a.n);if(b>a.l<<6){return c;}int d=(b+63)>>6;if(b%64==0){for(int i=0;i+d<c.l;i++){c.he[i]=a.he[i+d];}}else{for(int i=0;i+d<c.l;i++){c.he[i]=(a.he[i+d-1]>>b)|(a.he[i+d]<<(64-b));}c.he[c.l-d]=a.he[c.l-1]>>b;}return c;}public static bool operator==(Bitset a,Bitset b){int mx=Max(a.l,b.l),mn=Min(a.l,b.l);for(int i=0;i<mn;i++){if(a.he[i]!=b.he[i]){return false;}}if(a.l>b.l){for(int i=mn;i<mx;i++){if(a.he[i]!=0){return false;}}}else{for(int i=mn;i<mx;i++){if(b.he[i]!=0){return false;}}}return true;}public static bool operator!=(Bitset a,Bitset b){int mx=Max(a.l,b.l),mn=Min(a.l,b.l);for(int i=0;i<mn;i++){if(a.he[i]!=b.he[i]){return true;}}if(a.l>b.l){for(int i=mn;i<mx;i++){if(a.he[i]!=0){return true;}}}else{for(int i=mn;i<mx;i++){if(b.he[i]!=0){return true;}}}return false;}public override bool Equals(object obj){return false;}public override int GetHashCode(){return 0;}public int cnt{get{int p=0;for(int i=0;i<l;i++){var bits=he[i];bits=(bits&0x5555555555555555)+(bits>>1&0x5555555555555555);bits=(bits&0x3333333333333333)+(bits>>2&0x3333333333333333);bits=(bits&0x0f0f0f0f0f0f0f0f)+(bits>>4&0x0f0f0f0f0f0f0f0f);bits=(bits&0x00ff00ff00ff00ff)+(bits>>8&0x00ff00ff00ff00ff);bits=(bits&0x0000ffff0000ffff)+(bits>>16&0x0000ffff0000ffff);p+=(int)((bits&0x00000000ffffffff)+(bits>>32&0x00000000ffffffff));}return p;}}public override string ToString(){string t="",s="";for(int i = 0;i<l-1;i++) {s=Convert.ToString((long)he[i],2);s=(64>s.Length?new string('0',64-s.Length):"")+s;t=s+t;}if(n%64!=0){s=Convert.ToString((long)he[l-1],2);s=((n%64)>s.Length?new string('0',(n%64)-s.Length):"")+s;return s+t;}return t;}public string Reverse{get{return string.Join("",ToString().Reverse());}}public void Ov0(int l,int r){if(l>>6==r>>6){he[r>>6]&=~((ulong.MaxValue<<(l-r-1))>>(63-r));}else{he[l>>6]&=~(ulong.MaxValue<<l);for(int i = (l>>6)+1;i<r>>6;i++) {he[i]=0;}he[r>>6]&=~(ulong.MaxValue>>(63-r));}}public void Ov1(int l,int r){if(l>>6==r>>6){he[r>>6]|=(ulong.MaxValue<<(l-r-1))>>(63-r);}else{he[l>>6]|=ulong.MaxValue<<l;for(int i = (l>>6)+1;i<r>>6;i++) {he[i]=ulong.MaxValue;}he[r>>6]|=ulong.MaxValue>>(63-r);}}public bool Fb(int l,int r){if(l>>6==r>>6){return (he[r>>6]&((ulong.MaxValue<<(l-r-1))>>(63-r)))!=0;}else{if((he[l>>6]&(ulong.MaxValue<<l))!=0){return true;}for(int i = (l>>6)+1;i<r>>6;i++) {if(he[i]!=0){return true;}}return (he[r>>6]&(ulong.MaxValue>>(63-r)))!=0;}}}public class Pt{private StringBuilder sb=new StringBuilder();public Pt(Action<Pt> f){f(this);}public void W(int s){sb.Append(s);}public void W(long s){sb.Append(s);}public void W(double s){sb.Append(s);}public void W(decimal s){sb.Append(s);}public void W(char s){sb.Append(s);}public void W(string s){sb.Append(s);}public void W(object s){sb.Append(s);}public void W(string f,int s){sb.Append(s.ToString(f));}public void W(string f,long s){sb.Append(s.ToString(f));}public void W(string f,double s){sb.Append(s.ToString(f));}public void W(string f,decimal s){sb.Append(s.ToString(f));}public void Wl(int s){sb.Append(s).Append(Environment.NewLine);}public void Wl(long s){sb.Append(s).Append(Environment.NewLine);}public void Wl(double s){sb.Append(s).Append(Environment.NewLine);}public void Wl(decimal s){sb.Append(s).Append(Environment.NewLine);}public void Wl(char s){sb.Append(s).Append(Environment.NewLine);}public void Wl(string s){sb.Append(s).Append(Environment.NewLine);}public void Wl(object s){sb.Append(s).Append(Environment.NewLine);}public void Wl(string f,int s){sb.Append(s.ToString(f)).Append(Environment.NewLine);}public void Wl(string f,long s){sb.Append(s.ToString(f)).Append(Environment.NewLine);}public void Wl(string f,double s){sb.Append(s.ToString(f)).Append(Environment.NewLine);}public void Wl(string f,decimal s){sb.Append(s.ToString(f)).Append(Environment.NewLine);}public void Wl(int[] s){sb.Append(string.Join(" ",s)).Append(Environment.NewLine);}public void Wl(long[] s){sb.Append(string.Join(" ",s)).Append(Environment.NewLine);}public void Wl(double[] s){sb.Append(string.Join(" ",s)).Append(Environment.NewLine);}public void Wl(string[] s){sb.Append(string.Join(" ",s)).Append(Environment.NewLine);}public void Wl(object[] s){sb.Append(string.Join(" ",s)).Append(Environment.NewLine);}public void Wl(){sb.Append(Environment.NewLine);}public void Sm(){Console.Write(sb);}public static bool operator==(Pt a,Pt b){return a.sb.ToString()==b.sb.ToString();}public static bool operator!=(Pt a,Pt b){return a.sb.ToString()!=b.sb.ToString();}public override bool Equals(object obj){return false;}public override int GetHashCode(){return 0;}}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 Scr:Sc{private List<string> li=new List<string>();private int l=0;private bool bo=false;[MethodImpl(MethodImplOptions.AggressiveInlining)]protected override string Rl(){if(bo){return li[l++%li.Count];}li.Add(Console.ReadLine());return li[li.Count-1];}public void Again(){bo=true;}}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 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;}public void Again(){l=0;}public void Pf(){Console.WriteLine(string.Join("\n",li));}}