結果
| 問題 | No.2197 Same Dish |
| ユーザー |
 fgwiebfaoish
|
| 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 | 148 ms / 2,000 ms |
| コード長 | 9,074 bytes |
| コンパイル時間 | 1,644 ms |
| コンパイル使用メモリ | 117,136 KB |
| 実行使用メモリ | 31,348 KB |
| 最終ジャッジ日時 | 2024-06-24 06:26:46 |
| 合計ジャッジ時間 | 3,549 ms |
|
ジャッジサーバーID （参考情報） |
judge1 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 20 |
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;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));}}