#include <fstream>
#include <map>
using namespace std;
ifstream fin("inversmodular.in");
ofstream fout("inversmodular.out");
int n,m;
int exp(int b, int e, int mod)
{
    if(e==0) return 1;
    if(e%2==1) return (b*exp(b,e-1,mod))%mod;
    else
    {
        int x=exp(b,e/2,mod);
        return (x*x)%mod;
    }
}
int main()
{
    fin >> n >> m;
    fout << exp(n,m-1,m);
    return 0;
}