#include "Annalib.h"
#include "bits/stdc++.h"
using namespace std;
void Anna( int N, long long X, int K, int P[] ){
std::vector<int>bad(N, 0);
for(int i=0; i<K; i++)bad[P[i]]=1;
long long tmp = X;
for(int i=0; i<N; i+=2){
if(bad[i] || (i + 1 < N && bad[i+1]) || tmp == 0){
Set(i, 0);
Set(i+1, 0);
}else{
int bit = tmp % 3 + 1;
Set(i, bit / 2);
Set(i+1, bit % 2);
tmp /= 3;
}
}
}
#include "Brunolib.h"
#include "bits/stdc++.h"
using namespace std;
long long Bruno( int N, int A[] ){
std::vector<int>bits;
for(int i=0; i<N; i+=2){
if(A[i] == 0 && A[i+1] == 0)continue;
int val = A[i] * 2 + A[i+1] - 1;
bits.emplace_back(val);
}
long long answer = 0LL;
while(!bits.empty()){
answer *= 3LL;
answer += bits.back();
bits.pop_back();
}
return answer;
}
