#include<stdio.h>

#define MAX 1000000

int main()
{
    int sito[MAX];
    int n, i, j;

    printf("n=");
    scanf("%d", &n);

    if ( n > MAX ) n = MAX - 1;

    i = 2;
    while( i <= n )
    {
        sito[i] = i;
        i = i + 1;
    }

    i = 2;
    while( i*i < n )
    {
        if(sito[i] != 0)
        {
            for(j=2; j*i<=n ;j++)
            {
                sito[i*j] = 0;
            }
        }
        i = i + 1;
    }

    for(i=2; i<=n; i++)
    {
        if(sito[i] != 0) printf("%d ", sito[i]);
    }
    printf("\n");

}