#include <iostream>
#include <fstream>
#define ll long long

using namespace std;

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

ll n, MOD;

ll lgput(ll n, ll p)
{
    ll ans=1;
    while(p)
    {
        if(p&1) ans=(1LL*ans*n)%MOD;
        n=(1ll*n*n)%MOD;
        p >>= 1;
    }
    return ans;
}


int main()
{
    f >> n >> MOD;
    g << lgput(n, MOD-2);

    return 0;
}