#include <fstream>
using namespace std;
ifstream in("count.in");
ofstream out("count.out");
int main()
{
int n, k;
in>>n;
for (k=1; k<=n; k++)
{
if (k % 21 == 0)
out<<k<<" ";
else
{
if (k % 3 == 0)
out<<k<<" "<<k<<" ";
else
if (k % 7 != 0)
out<<k<<" ";
}
}
}
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