結果
問題 | No.464 PPAP |
ユーザー |
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提出日時 | 2021-05-20 10:45:26 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 233 ms / 2,000 ms |
コード長 | 4,106 bytes |
コンパイル時間 | 1,093 ms |
コンパイル使用メモリ | 113,008 KB |
実行使用メモリ | 26,212 KB |
最終ジャッジ日時 | 2024-10-10 07:12:26 |
合計ジャッジ時間 | 3,943 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 22 |
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.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 int mod=(int)1e9+7;static void Main(){Sc sc=new Sc();var s=("X"+sc.S).ToCharArray();int n=s.Length;var t=string.Join(",",s);var a=Ex.Ma(t);var dp=new long[n];dp[0]=1;for(int i = 0;i<4;i++) {for(int j = n-1;j>=0;j--) {dp[j]=0;for(int k = j-1;k>=0;k--) {if(i==2||a[(j<<1)-(j-k)+1]>=j-k){dp[j]+=dp[k];}}}dp[0]=0;}Console.WriteLine("{0}",dp[n-1]);}}static class Ex{static public int[] Za1(string s,int n){var a=new int[s.Length];for(int i=n+1,j=0;i<s.Length;){while(i+j<s.Length&&s[n+j]==s[i+j]){j++;}a[i]=j;if(j==0){i++;continue;}int k=1;while(i+k<s.Length&&k+a[n+k]<j){a[i+k]=a[n+k];k++;}i+=k;j-=k;}a[n]=s.Length-n;return a;}static public int[] Za2(string s,int n){var a=new int[s.Length];for(int i=n-1,j=0;i>=0;){while(i-j>=0&&s[n-j]==s[i-j]){j++;}a[i]=j;if(j==0){i--;continue;}int k=1;while(i-k>=0&&k+a[n-k]<j){a[i-k]=a[n-k];k++;}i-=k;j-=k;}a[n]=n+1;return a;}static public int[] Ma(string s){var a=new int[s.Length];for(int i=0,j=0;i<s.Length;){while(i-j>=0&&i+j<s.Length&&s[i-j]==s[i+j]){j++;}a[i]=j;int k=1;while(i-k>=0&&i+k<s.Length&&k+a[i-k]<j){a[i+k]=a[i-k];k++;}i+=k;j-=k;}return a;}}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 int[] Ia3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).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 long[] La3(int a){return Array.ConvertAll((Console.ReadLine()+" "+a.ToString()).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;}public (T,T) Tp2<T>(){var s=Console.ReadLine().Split();return (Ct<T>(s[0]),Ct<T>(s[1]));}public (T1,T2) Tp2<T1,T2>(){var s=Console.ReadLine().Split();return (Ct<T1>(s[0]),Ct<T2>(s[1]));}public (T,T,T) Tp3<T>(){var s=Console.ReadLine().Split();return (Ct<T>(s[0]),Ct<T>(s[1]),Ct<T>(s[2]));}public (T1,T1,T2) Tp3<T1,T2>(){var s=Console.ReadLine().Split();return (Ct<T1>(s[0]),Ct<T1>(s[1]),Ct<T2>(s[2]));}private T Ct<T>(string s){return (T)Convert.ChangeType(s,typeof(T));}}