#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<long long> VL;
typedef vector<VL> VVL;
typedef long long LL;

int n,m;

int f(int i,int j){return i*2+j;}

void g(LL A[],LL B[],LL C[]){
  LL kk[4]={};
  rep(i,2){
    rep(j,2){
      rep(k,2){
        kk[f(i,j)]+=A[f(i,k)]*B[f(k,j)];
      }
    }
  }
  rep(i,4){C[i]=kk[i]%m;}
}


int main() {
  cin>>n>>m;
  LL A[4]={2,1,1,1},ans[4]={1,0,0,1};
  int k=n/2;
  while(k!=0){
    if(k%2==1){g(ans,A,ans);}
    g(A,A,A);
    k/=2;
  }
  LL aaa=ans[0];
  if(n%2==0){aaa=ans[3];}
  cout<<aaa<<endl;
}