結果

問題 No.2197 Same Dish
ユーザー fgwiebfaoishfgwiebfaoish
提出日時 2023-01-22 00:50:58
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 163 ms / 2,000 ms
コード長 9,074 bytes
コンパイル時間 2,504 ms
コンパイル使用メモリ 111,608 KB
実行使用メモリ 28,304 KB
最終ジャッジ日時 2023-09-06 11:50:04
合計ジャッジ時間 5,979 ms
ジャッジサーバーID
（参考情報） 		judge12 / judge14
このコードへのチャレンジ（β）

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 62 ms
19,988 KB
testcase_01 AC 63 ms
22,064 KB
testcase_02 AC 62 ms
21,944 KB
testcase_03 AC 63 ms
23,972 KB
testcase_04 AC 62 ms
21,976 KB
testcase_05 AC 62 ms
21,976 KB
testcase_06 AC 62 ms
21,932 KB
testcase_07 AC 62 ms
21,980 KB
testcase_08 AC 63 ms
22,160 KB
testcase_09 AC 62 ms
21,852 KB
testcase_10 AC 63 ms
23,940 KB
testcase_11 AC 62 ms
22,040 KB
testcase_12 AC 61 ms
19,912 KB
testcase_13 AC 77 ms
24,128 KB
testcase_14 AC 151 ms
26,132 KB
testcase_15 AC 153 ms
26,088 KB
testcase_16 AC 123 ms
26,336 KB
testcase_17 AC 117 ms
28,304 KB
testcase_18 AC 163 ms
26,164 KB
testcase_19 AC 162 ms
26,076 KB
testcase_20 AC 157 ms
28,092 KB
testcase_21 AC 155 ms
26,068 KB
testcase_22 AC 158 ms
24,108 KB
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 # 

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;
static class Program{
	const long inf=long.MaxValue>>1;
	const int mod=998244353;
	static Sc sc=new Sc();
	static void Main(){
		Pt pt=new Pt(Solve);
		pt.Sm();
	}
	static void Solve(Pt pt) {
		var (n,k)=sc.Tp2<int>();
		const int m = 200001;
		var f = new int[m];
		var g = new int[m];
		for(int i = 0;i<n;i++) {
			var (l, r)=sc.Tp2<int>();
			f[l]++;
			g[r-1]++;
		}
		Mint d = 1;
		int p = 0;
		for(int i = 1;i<m;i++) {
			for(int j = 0;j<f[i];j++) {
				d*=k-p;
				p++;
			}
			p-=g[i];
		}
		pt.Wl(Fp(k,n)-d);
	}
	static long Fp(long x,long e) {
		long r = 1;
		while(e>0) {
			if((e&1)>0) { r*=x; r%=mod; }
			x=x*x%mod;
			e>>=1;
		}
		return r;
	}
}
public struct Mint {
	const int mod = 998244353;
	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=(mod+a.d+b%mod)%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)%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=b%mod*a.d%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; }
	public static bool operator ==(Mint a,long b) { return (long)a==b; }
	public static bool operator !=(Mint a,long b) { return (long)a!=b; }
	public override bool Equals(object obj) { return false; }
	public override int GetHashCode() { return 0; }
	public 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);
			u-=t*v; (u, v)=(v, u);
		}
		u%=mod;
		if(u<0) { u+=mod; }
		return u%mod;
	}
}
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(params object[] s){sb.Append(string.Join(" ",s));}
	public void Wl(int s){sb.Append(s).AppendLine();}
	public void Wl(long s){sb.Append(s).AppendLine();}
	public void Wl(double s){sb.Append(s).AppendLine();}
	public void Wl(decimal s){sb.Append(s).AppendLine();}
	public void Wl(char s){sb.Append(s).AppendLine();}
	public void Wl(string s){sb.AppendLine(s);}
	public void Wl(object s){sb.Append(s).AppendLine();}
	public void Wl(int[] s){sb.AppendLine(string.Join(" ",s));}
	public void Wl(long[] s){sb.AppendLine(string.Join(" ",s));}
	public void Wl(double[] s){sb.AppendLine(string.Join(" ",s));}
	public void Wl(string[] s){sb.AppendLine(string.Join(" ",s));}
	public void Wl(params object[] s){sb.AppendLine(string.Join(" ",s));}
	public void Wl(){sb.AppendLine();}
	public void Sm(){Console.Write(sb);}
	public void Op(StreamWriter sw){
		sw.Write(sb);
		sw.Close();
	}
	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 Scs:Sc{
	private StreamReader sr;
	public Scs(string t){sr=new StreamReader(t);}
	[MethodImpl(MethodImplOptions.AggressiveInlining)]
	protected override string Rl(){return sr.ReadLine();}
	public void Close(){sr.Close();}
}
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 void Close(){sr.Close();}
}
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(params 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));}
}
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