#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
using namespace std;
void encode(int N, int M[]){
vector<int> res;
for(int i=0; i<N; i++){
res.push_back(16*i+4*0+(M[i]%4));
res.push_back(16*i+4*1+((M[i]>>2)%4));
res.push_back(16*i+4*2+((M[i]>>4)%4));
res.push_back(16*i+4*3+((M[i]>>6)%4));
}
for(int num:res) send(num);
}
#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
using namespace std;
void decode(int N, int L, int X[]){
vector<int> res(N,0);
for(int i=0; i<L; i++){
res[X[i]/16]+=(1<<(((X[i]>>2)%4)*2))*(X[i]%4);
}
for(int num:res) output(num);
}
