#include <iostream>
#include <fstream>

using namespace std;
int Prim(int n)
{
    int i;
    if(n<2)return 0;
    if(n==2)return 1;
    if(n%2==0)return 0;
    for(i=3;i*i<=n;i=i+2)
        if(n%i==0)return 0;
    return 1;
}

int main()
{
    int N,i,m;
    ifstream fin("ciur.in");
    ofstream fout("ciur.out");
    fin>>N;
    m=0;
    for(i=1;i<=N;i++)
      fout<<Prim(N)+1<<"\n";

    fout.close();


    return 0;
}