#include <bits/stdc++.h>
#define FOR(var,bound) for(int var = 0; var < bound; var++)
#define FORB(var,lb,ub) for (int var = lb; var < ub; var++)
#define FORR(var,bound) for(int var = bound-1; var >= 0; var--)
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<vector<int>> vvi;
typedef pair<int, int> pii;
void send(int x);
void output(int x);
void encode(int n, int m[]) {
int x = 0;
FOR(i, n) {
x *= 2;
x += m[i];
}
send(x);
}
#include <bits/stdc++.h>
#define FOR(var,bound) for(int var = 0; var < bound; var++)
#define FORB(var,lb,ub) for (int var = lb; var < ub; var++)
#define FORR(var,bound) for(int var = bound-1; var >= 0; var--)
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef vector<vector<int>> vvi;
typedef pair<int, int> pii;
void send(int x);
void output(int x);
void decode(int N, int L, int X[]) {
int mask = 0b10000000;
while (mask) {
output((bool)(X[0]&mask));
mask>>= 1;
}
}
