結果

問題 No.1073 無限すごろく
ユーザー fgwiebfaoishfgwiebfaoish
提出日時 2020-06-06 04:23:57
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 61 ms / 2,000 ms
コード長 4,164 bytes
コンパイル時間 3,043 ms
コンパイル使用メモリ 109,384 KB
実行使用メモリ 22,848 KB
最終ジャッジ日時 2023-08-23 11:15:34
合計ジャッジ時間 7,210 ms
ジャッジサーバーID
(参考情報)
judge15 / judge14
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 60 ms
22,788 KB
testcase_01 AC 58 ms
18,692 KB
testcase_02 AC 60 ms
20,772 KB
testcase_03 AC 60 ms
20,884 KB
testcase_04 AC 60 ms
20,792 KB
testcase_05 AC 60 ms
20,808 KB
testcase_06 AC 60 ms
20,756 KB
testcase_07 AC 60 ms
20,772 KB
testcase_08 AC 60 ms
20,660 KB
testcase_09 AC 60 ms
20,840 KB
testcase_10 AC 60 ms
20,788 KB
testcase_11 AC 59 ms
20,772 KB
testcase_12 AC 60 ms
20,844 KB
testcase_13 AC 60 ms
22,848 KB
testcase_14 AC 60 ms
20,672 KB
testcase_15 AC 59 ms
20,596 KB
testcase_16 AC 60 ms
20,804 KB
testcase_17 AC 60 ms
18,808 KB
testcase_18 AC 60 ms
20,768 KB
testcase_19 AC 59 ms
20,796 KB
testcase_20 AC 60 ms
22,736 KB
testcase_21 AC 60 ms
22,716 KB
testcase_22 AC 59 ms
20,768 KB
testcase_23 AC 59 ms
20,768 KB
testcase_24 AC 60 ms
20,752 KB
testcase_25 AC 59 ms
20,832 KB
testcase_26 AC 59 ms
20,764 KB
testcase_27 AC 60 ms
22,780 KB
testcase_28 AC 60 ms
20,660 KB
testcase_29 AC 61 ms
20,832 KB
testcase_30 AC 60 ms
20,672 KB
testcase_31 AC 60 ms
20,728 KB
testcase_32 AC 61 ms
18,780 KB
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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 #

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 nint=System.Int32;
static class Program{
	const int mod=(int)1e9+7;
	const double eps=1e-11;
	static void Main(){
		Sc sc=new Sc();
		var n=sc.L;
		Mint p=1;
		p/=6;
		var g=new Mint[][]{
			new Mint[]{0,1,0,0,0,0,0},
			new Mint[]{0,0,1,0,0,0,0},
			new Mint[]{0,0,0,1,0,0,0},
			new Mint[]{0,0,0,0,1,0,0},
			new Mint[]{0,0,0,0,0,1,0},
			new Mint[]{0,0,0,0,0,0,1},
			new Mint[]{0,p,p,p,p,p,p}
		};
		var b=new Mint[][]{
			new Mint[]{1},
			new Mint[]{0},
			new Mint[]{0},
			new Mint[]{0},
			new Mint[]{0},
			new Mint[]{0},
			new Mint[]{0}
		};
		for(int i = 0;i<7;i++) {
			for(int j = i+1;j<7;j++) {
				b[j][0]+=b[i][0]*p;
			}
		}
		var c=Mp(b,g,n);
		Console.WriteLine("{0}",c[0][0]);
	}
	static Mint[][] Mp(Mint[][] r,Mint[][] x,long e){
		while(e>0){
			if((e&1)>0){r=Mm(x,r);}
			x=Mm(x,x);
			e>>=1;
		}
		return r;
	}
	static Mint[][] Mm(Mint[][] a,Mint[][] b){
		var q=new Mint[a.Length][];
		for(int j=0;j<a.Length;j++){
			q[j]=new Mint[b[0].Length];
			for(int i=0;i<b[0].Length;i++){
				for(int k=0;k<a.Length;k++){q[j][i]=q[j][i]+a[j][k]*b[k][i];}
			}
		}
		return q;
	}
}
public struct Mint{
	const int mod=(int)1e9+7;
	private long d;
	public Mint(long d){this.d=d;}
	public static implicit operator Mint(long d){return new Mint(d%mod);}
	public static explicit operator long(Mint d){return d.d;}
	public override string ToString(){return d.ToString();}
	public static Mint operator+(Mint a,long b){a.d=(a.d+b)%mod;return a;}
	public static Mint operator+(Mint a,Mint b){a.d=(a.d+b.d)%mod;return a;}
	public static Mint operator-(Mint a,long b){a.d=(mod+a.d-b)%mod;return a;}
	public static Mint operator-(Mint a,Mint b){a.d=(mod+a.d-b.d)%mod;return a;}
	public static Mint operator*(Mint a,long b){a.d=(a.d*b)%mod;return a;}
	public static Mint operator*(Mint a,Mint b){a.d=(a.d*b.d)%mod;return a;}
	public static Mint operator/(Mint a,long b){a.d=(a.d*Mi(b))%mod;return a;}
	public static Mint operator/(Mint a,Mint b){a.d=(a.d*Mi(b.d))%mod;return a;}
	private static long Mi(long a){
		a=(a+mod)%mod;
		long b=mod,u=1,v=0;
		while(b>0){
			long t=a/b;
			a-=t*b;a^=b;b^=a;a^=b;
			u-=t*v;u^=v;v^=u;u^=v;
		}
		u%=mod;
		if(u<0){u+=mod;}
		return u%mod;
	}
}
public class Sc{
	public int I{get{return int.Parse(Console.ReadLine());}}
	public long L{get{return long.Parse(Console.ReadLine());}}
	public double D{get{return double.Parse(Console.ReadLine());}}
	public string S{get{return Console.ReadLine();}}
	public int[] Ia{get{return Array.ConvertAll(Console.ReadLine().Split(),int.Parse);}}
	public long[] La{get{return Array.ConvertAll(Console.ReadLine().Split(),long.Parse);}}
	public double[] Da{get{return Array.ConvertAll(Console.ReadLine().Split(),double.Parse);}}
	public string[] Sa{get{return Console.ReadLine().Split();}}
	public object[] Oa{get{return Console.ReadLine().Split();}}
	public int[] Ia2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),int.Parse);}}
	public int[] Ia3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),int.Parse);}
	public long[] La2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),long.Parse);}}
	public long[] La3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),long.Parse);}
	public double[] Da2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),double.Parse);}}
	public double[] Da3(string a,string b){return Array.ConvertAll((a+Console.ReadLine()+b).Split(),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(Console.ReadLine().Split());}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,Console.ReadLine().Split());}return a;}
}
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