#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//ll pw(ll p,ll q,ll m){ll r=1;p=(p%m+m)%m;for(;q;q>>=1){if(q&1)r=r*p%m;p=p*p%m;}return r;}
ll pw(__int128 pr,__int128 pi,ll q,ll m){
	__int128 rr=1,ri=0,tr,ti;
	pr%=m,pi%=m;
	for(;q;q>>=1){
		if (q&1){
			tr=(rr*pr+ri*pi*3)%m,ti=(rr*pi+ri*pr)%m;
			rr=tr,ri=ti;
		}
		tr=(pr*pr+pi*pi*3)%m,ti=(2*pr*pi)%m;
		pr=tr,pi=ti;
	}
	return rr;
}
int main(){
	ll n,m,x=1;
	cin>>n>>m;
	if(m==2)return 0*puts("0");
	//while(x*x%m!=3)x++;
	ll y=pw(2,0,n,(m-1)*(m+1));
	cout<<(pw(2,1,y,m)*2/*+pw(2,-1,y,m)*/+m-2)%m<<endl;
	return 0;
}