#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll=long long;
using Graph=vector<vector<int>>;
#define MAX 2000000
#define MOD 1000000007
#define INF 1000000000

int main(){
  int N,K;
  cin>>N>>K;
  cout<<2*K+N-2<<" "<<2*K;
  for(int i=0;i<N-2;i++){
    cout<<' '<<1;
  }
  cout<<'\n';
}