# include<iostream> # include<algorithm> using namespace std; int main(){ bool a[10001]; int n,m; cin>>n>>m; cout<<1; for(int i=1;i<=n;i++){ if(i%2==0) a[i]=1; else a[i]=0; }for(int i=3;i<=m;i++){ for(int j=i;j<=n;j+=i){ a[j]=!a[j]; } }for(int i=2;i<=n;i++){ if(a[i]==0) cout<<","<<i; } return 0; }