#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define all(A) A.begin(),A.end()
using vll = vector<ll>;
#define rep(i, n) for (long long i = 0; i < (long long)(n); i++)
using Graph = vector<vector<ll>>;

int main() {
    ll L,R;
    cin>>L>>R;
    cout<<2*R<<" "<<L+2*R-2;
    rep(i,L-2){
        cout<<" 1";
    }
    cout<<endl;
}