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; static class Program{ const int mod=998244353; static void Main(){ Sc sc=new Sc(); var p=sc.I; var a=sc.Ia2; var b=sc.Ia2; if(p==2){ Console.WriteLine(a[1]*(Mint)b[1]); return; } int g=Prm(p),f=g; var h=new int[p]; for(int i = 1;i
(); pf.Get((k,v)=>{li.Add((p-1)/(int)k);}); int a=2; f: for(int i = 0;i
f){ foreach(var e in hs){f(e.Key,e.Value);} } } static class Ex{ private static long[] ga1=new long[24],ga2=new long[24]; private const int mod=998244353; public static int[] Fft(int[] a,int[] b){ int m=1,p=0; while(m0;i--) { ga1[i]=ga1[i+1]*ga1[i+1]%mod; ga2[i]=ga2[i+1]*ga2[i+1]%mod; } Dft(aa,p); Dft(ba,p); for(int i = 0;i >k&1)<<(h-1-k);} if(i >k&1)<<(h-1-k);} if(i 0){ int 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 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(int a){return Array.ConvertAll((a.ToString()+" "+Console.ReadLine()).Split(),int.Parse);} public int[] Ia3(bool a,int b,bool c,int d){return Array.ConvertAll(((a?b.ToString()+" ":"")+Console.ReadLine()+(c?" "+d.ToString():"")).Split(),int.Parse);} public long[] La2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),long.Parse);}} public long[] La3(int a){return Array.ConvertAll((a.ToString()+" "+Console.ReadLine()).Split(),long.Parse);} public long[] La3(bool a,int b,bool c,int d){return Array.ConvertAll(((a?b.ToString()+" ":"")+Console.ReadLine()+(c?" "+d.ToString():"")).Split(),long.Parse);} public double[] Da2{get{return Array.ConvertAll(("0 "+Console.ReadLine()+" 0").Split(),double.Parse);}} public double[] Da3(int a){return Array.ConvertAll((a.ToString()+" "+Console.ReadLine()).Split(),double.Parse);} public double[] Da3(bool a,int b,bool c,int d){return Array.ConvertAll(((a?b.ToString()+" ":"")+Console.ReadLine()+(c?" "+d.ToString():"")).Split(),double.Parse);} public T[] Arr (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i (int n,Func f){var a=new T[n];for(int i=0;i