#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define ALL(v) v.begin(),v.end()
#define dbg(x) cerr << #x << ": " << (x) << endl;
template<class F, class S>
ostream& operator<<(ostream& os, pair<F,S>& p) {
    os << '(' << p.first << ',' << p.second << ')';
    return os;
}
template<class Iter>
void print(Iter beg, Iter end) {
    for (Iter itr = beg; itr != end; ++itr) {
        cerr << *itr << ' ';
    }
    cerr << '\n';
}
int n,k;
int main() {
    cin >> n >> k;
    if (n % k == 0) {
        for (int i = 0; i < n/k; ++i) {
            cout << 1 << " ";
        }
        for (int i = n/k; i < n; ++i) {
            cout << 2 << " \n"[i==n-1];
        }
    } else {
        cout << -1 << '\n';
    }
}