#include "Annalib.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
void Anna (int n, ll x, int k, int p[]) {
vector <int> a(n, 1);
for (int i = 0; i < k; i++)
a[p[i]] = 0;
for (int i = 0; i < n; i += 2) {
if (a[i] && a[i + 1]) {
if (x & 1) {
Set(i, 1);
x >>= 1;
Set(i + 1, x & 1);
x >>= 1;
} else {
Set(i, 0);
Set(i + 1, 1);
x >>= 1;
}
} else {
Set(i, 0);
Set(i + 1, 0);
}
}
}
#include "Brunolib.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll Bruno (int n, int a[]) {
ll now = 1, ans = 0;
for (int i = 0; i < n; i += 2) {
if (a[i]) {
ans += a[i] * now;
now <<= 1;
ans += a[i + 1] * now;
now <<= 1;
} else if (a[i + 1]) {
now <<= 1;
}
}
return ans;
}
