結果

問題 No.2983 Christmas Color Grid (Advent Calender ver.)
ユーザー KumaTachiRenKumaTachiRen
提出日時 2024-12-08 00:18:14
言語 C#
(.NET 8.0.404)
結果
TLE  
実行時間 -
コード長 7,754 bytes
コンパイル時間 21,145 ms
コンパイル使用メモリ 168,524 KB
実行使用メモリ 51,712 KB
最終ジャッジ日時 2024-12-08 00:20:01
合計ジャッジ時間 103,279 ms
ジャッジサーバーID
(参考情報)
judge5 / judge2
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 TLE * 1
other AC * 51 TLE * 13
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
  復元対象のプロジェクトを決定しています...
  /home/judge/data/code/main.csproj を復元しました (141 ms)。
MSBuild のバージョン 17.9.6+a4ecab324 (.NET)
  main -> /home/judge/data/code/bin/Release/net8.0/main.dll
  main -> /home/judge/data/code/bin/Release/net8.0/publish/

ソースコード

diff #
プレゼンテーションモードにする

using Lib;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Text;
using static Lib.OutputLib;
public class Solver
{
const bool MultiTestCase = false;
void Solve()
{
int h = ri, w = ri;
long k = rl, m = rl;
long Pow(long x, long n)
{
long y = 1;
while (n > 0)
{
if (n % 2 == 1) y = y * x % m;
x = x * x % m;
n /= 2;
}
return y;
}
long Inv(long x) => Pow(x, m - 2);
var pow = new long[h * w + 1];
for (int i = 0; i <= h * w; i++) pow[i] = Pow(i, k);
var cnt = new int[h * w + 1];
var uf = new UnionFind(h * w);
for (int bit = 0; bit < (1 << (h * w)); bit++)
{
uf.Clear();
for (int i = 0; i < h; i++)
for (int j = 0; j + 1 < w; j++)
if (((bit >> (w * i + j)) & 1) == 1 && ((bit >> (w * i + j + 1)) & 1) == 1)
uf.Unite(w * i + j, w * i + j + 1);
for (int i = 0; i + 1 < h; i++)
for (int j = 0; j < w; j++)
if (((bit >> (w * i + j)) & 1) == 1 && ((bit >> (w * i + j + w)) & 1) == 1)
uf.Unite(w * i + j, w * i + j + w);
for (int i = 0; i < h * w; i++)
if (((bit >> i) & 1) == 1 && uf.Root(i) == i) cnt[uf.Size(i)]++;
}
long ans = 0;
for (int i = 0; i <= h * w; i++)
{
ans += pow[i] * cnt[i] % m;
if (ans >= m) ans -= m;
}
long p = 0;
for (int i = 1; i <= h * w; i++)
{
p += Inv(i);
if (p >= m) p -= m;
}
ans = ans * p % m * Pow(Inv(2), h * w) % m;
Write(ans);
}
#pragma warning disable CS0162
public Solver() { if (!MultiTestCase) Solve(); else for (int t = ri; t > 0; t--) Solve(); }
#pragma warning restore CS0162
const int IINF = 1 << 30;
const long INF = 1L << 60;
int ri { [MethodImpl(256)] get => (int)sc.Integer(); }
long rl { [MethodImpl(256)] get => sc.Integer(); }
uint rui { [MethodImpl(256)] get => (uint)sc.UInteger(); }
ulong rul { [MethodImpl(256)] get => sc.UInteger(); }
double rd { [MethodImpl(256)] get => sc.Double(); }
string rs { [MethodImpl(256)] get => sc.Scan(); }
string rline { [MethodImpl(256)] get => sc.Line(); }
public StreamScanner sc = new StreamScanner(Console.OpenStandardInput());
void ReadArray(out int[] a, int n) { a = new int[n]; for (int i = 0; i < a.Length; i++) a[i] = ri; }
void ReadArray(out long[] a, int n) { a = new long[n]; for (int i = 0; i < a.Length; i++) a[i] = rl; }
void ReadArray<T>(out T[] a, int n, Func<T> read) { a = new T[n]; for (int i = 0; i < a.Length; i++) a[i] = read(); }
void ReadArray<T>(out T[] a, int n, Func<int, T> read) { a = new T[n]; for (int i = 0; i < a.Length; i++) a[i] = read(i); }
}
static class Program
{
static public void Main(string[] args)
{
SourceExpander.Expander.Expand();
Console.SetOut(new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false });
new Solver();
Console.Out.Flush();
}
}
#region Expanded by https://github.com/kzrnm/SourceExpander
namespace Lib{public class UnionFind{internal int n;internal int[]p;public int GroupCount{get;internal set;}public UnionFind(int _n){n=_n;GroupCount
    =n;p=Enumerable.Repeat(-1,n).ToArray();}public void Clear(){Array.Fill(p,-1);}public int Root(int x){if(p[x]<0)return x;return p[x]=Root(p[x]
    );}public int Size(int x)=>-p[Root(x)];public bool IsSame(int x,int y)=>Root(x)==Root(y);public bool Unite(int x,int y){x=Root(x);y=Root(y);if(x
    ==y)return false;if(-p[x]<-p[y])(x,y)=(y,x);p[x]+=p[y];p[y]=x;GroupCount--;return true;}public int[][]GetGroups(){var leader_buf=new int[n];var
    group_size=new int[n];int group_count=0;for(int i=0;i<n;i++){leader_buf[i]=Root(i);if(leader_buf[i]==i)group_count++;group_size[leader_buf[i]]
    ++;}var result=new int[n][];for(int i=0;i<n;i++)result[i]=new int[group_size[i]];var idx=new int[n];for(int i=0;i<n;i
    ++)result[leader_buf[i]][idx[leader_buf[i]]++]=i;var res=new int[group_count][];for(int i=0,j=0;i<n;i++)if(leader_buf[i]==i)res[j++]=result[i]
    ;return res;}}}
namespace Lib{public partial class StreamScanner{public StreamScanner(Stream stream){str=stream;}private readonly Stream str;private readonly
    byte[]buf=new byte[1024];private int len,ptr;public bool isEof=false;public bool IsEndOfStream{get{return isEof;}}[MethodImpl(256)]private byte
    Read(){if(isEof)throw new EndOfStreamException();if(ptr>=len){ptr=0;if((len=str.Read(buf,0,1024))<=0){isEof=true;return 0;}}return buf[ptr++]
    ;}[MethodImpl(256)]public char Char(){byte b;do b=Read();while(b<33||126<b);return(char)b;}[MethodImpl(256)]public string Line(){var sb=new
    StringBuilder();for(var b=Char();b!=10&&!isEof;b=(char)Read())sb.Append(b);return sb.ToString();}[MethodImpl(256)]public string Scan(){var sb=new
    StringBuilder();for(var b=Char();b>=33&&b<=126;b=(char)Read())sb.Append(b);return sb.ToString();}[MethodImpl(256)]public long Integer(){long ret
    =0;var ng=false;byte b;do b=Read();while(b!='-'&&(b<'0'||'9'<b));if(b=='-'){ng=true;b=Read();}for(;'0'<=b&&b<='9';b=Read())ret=ret*10+(b^'0'
    );return ng?-ret:ret;}[MethodImpl(256)]public ulong UInteger(){ulong ret=0;byte b;do b=Read();while(b<'0'||'9'<b);for(;'0'<=b&&b<='9';b=Read
    ())ret=ret*10+(ulong)(b^'0');return ret;}[MethodImpl(256)]public double Double()=>double.Parse(Scan());}}
namespace Lib{public static class OutputLib{[MethodImpl(256)]public static void WriteJoin<T>(string s,IEnumerable<T>t)=>Console.WriteLine(string.Join
    (s,t));[MethodImpl(256)]public static void WriteMat<T>(T[,]a,string sep=" "){int sz1=a.GetLength(0),sz2=a.GetLength(1);var b=new T[sz2];for(int i
    =0;i<sz1;i++){for(int j=0;j<sz2;j++)b[j]=a[i,j];WriteJoin(sep,b);}}[MethodImpl(256)]public static void WriteMat<T>(T[][]a,string sep=" "){foreach
    (var ar in a)WriteJoin(sep,ar);}[MethodImpl(256)]public static void WriteMat<T>(T[][]a,Func<T,string>map,string sep=" "){foreach(var ar in a
    )WriteJoin(sep,ar.Select(x=>map(x)));}[MethodImpl(256)]public static void Write(object t)=>Console.WriteLine(t.ToString());[MethodImpl(256
    )]public static void Write(params object[]arg)=>Console.WriteLine(string.Join(" ",arg.Select(x=>x.ToString())));[MethodImpl(256)]public static
    void Write(string str)=>Console.WriteLine(str);[MethodImpl(256)]public static void WriteFlush(object t){Console.WriteLine(t.ToString());Console
    .Out.Flush();}[MethodImpl(256)]public static void WriteError(object t)=>Console.Error.WriteLine(t.ToString());[MethodImpl(256)]public static void
    Flush()=>Console.Out.Flush();[MethodImpl(256)]public static void YN(bool t)=>Console.WriteLine(t?"YES":"NO");[MethodImpl(256)]public static void
    Yn(bool t)=>Console.WriteLine(t?"Yes":"No");[MethodImpl(256)]public static void yn(bool t)=>Console.WriteLine(t?"yes":"no");[MethodImpl(256
    )]public static void DeleteLine()=>Console.Write("\x1b[1A\x1b[2K");[MethodImpl(256)]public static void ProgressBar(long now,long total,int blocks
    =50){int x=(int)((2*now*blocks+1)/(2*total));Console.Write($"\x1b[G[\x1b[42m{string.Concat(Enumerable.Repeat("_",x))}\x1b[0m{string.Concat
    (Enumerable.Repeat("_",blocks-x))}] : {now} / {total}");}}}
namespace SourceExpander{public class Expander{[Conditional("EXP")]public static void Expand(string inputFilePath=null,string outputFilePath=null
    ,bool ignoreAnyError=true){}public static string ExpandString(string inputFilePath=null,bool ignoreAnyError=true){return "";}}}
#endregion Expanded by https://github.com/kzrnm/SourceExpander
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