#include "encoder.h"
#include "encoderlib.h"
#ifndef EVAL
#include "grader.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
#define precision(n) fixed << setprecision(n)
#define pb push_back
#define ub upper_bound
#define lb lower_bound
#define mp make_pair
#define eps (double)1e-9
#define PI 2*acos(0.0)
#define endl "\n"
#define sz(v) int((v).size())
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define do_not_disturb ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define OK cout << "OK" << endl;
void encode(int N, int M[]){
vector <int> v(N);
for(int i = 0; i < N; i++){
v[i] = M[i];
for(int bit = 8; bit < 16; bit++){
if(i&(1<<(bit-8))){
v[i] |= (1<<bit);
}
}
}
for(auto to : v) send(to);
}
#include "decoder.h"
#include "decoderlib.h"
#ifndef EVAL
#include "grader.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
#define precision(n) fixed << setprecision(n)
#define pb push_back
#define ub upper_bound
#define lb lower_bound
#define mp make_pair
#define eps (double)1e-9
#define PI 2*acos(0.0)
#define endl "\n"
#define sz(v) int((v).size())
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define do_not_disturb ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define OK cout << "OK" << endl;
void decode(int N, int L, int X[]){
vector <pii> v;
for(int i = 0; i < L; i++){
int ind = 0, num = 0;
for(int bit = 0; bit < 8; bit++){
if(X[i]&(1<<bit)) num |= (1<<bit);
if(X[i]&(1<<(bit+8))) ind |= (1<<(bit+8));
}
v.pb(mp(ind, num));
}
sort(all(v));
for(auto to : v) output(to.second);
}
