#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
#define pii pair<int,int>
#define mp make_pair
#define pb push_back
#define st first
#define nd second
#define forr(i,A,B) for(int i=A;i<B;++i)
#define space ' '
#define endl '\n'
#define LL long long
using namespace std;
void encode(int N, int M[])
{
int i;
int zero=0,one=0;
for(i=0; i<N; i++){
if(M[i]==0){
zero++;
send(M[i]);
}
else{
one++;
send(one+zero);
}
}
}
#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
#define pii pair<int,int>
#define mp make_pair
#define pb push_back
#define st first
#define nd second
#define forr(i,A,B) for(int i=A;i<B;++i)
#define space ' '
#define endl '\n'
#define LL long long
using namespace std;
void decode(int N, int L, int X[])
{
int b[N];
sort(X,X+N,greater<int>());
forr(i,0,N){
if(X[i]){
b[X[i]]=1;
}
}
forr(i,0,N){
output(b[i]?1:0);
}
}
