#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define mk make_pair
#define S second
#define F first
int main(){
          int n, k;
          cin >> n >> k;
          if(n == 1 && k == 0) cout << "-1\n";
          else if(k == 1 && n > 1) cout << "-1\n";
          else {
              for(int i = 1; i <= k; i++){
                   cout << i % k + 1 << ' ';
              }
              for(int i = k + 1; i <=n; i++) cout << i << ' ';
          }
}