#include<iostream>
#include<fstream>
#include<math.h>
using namespace std;

ifstream f("inversmodular.in");
ofstream g("inversmodular.out");


long long putere(long long a, long long n, long long mod)
{
    if(n == 0)
        return 1;
    if(n % 2 == 1)
        return (a * putere(a,n-1,mod)) % mod;
    long long p = (putere(a,n/2,mod))%mod;
    return (p*p)%mod;
}

int main()
{
    long long a,n;
    f>>a>>n;
    g<<putere(a,n-2,n);
}