#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <iomanip>
#include <stack>
#include <algorithm>
#include <string>
#include <map>
#include <iterator>
#include <set>
#include <queue>
#include <bitset>
#include <cassert>

using namespace std;
using ll = long long;


int main() {

    int N;
    cin >> N;


    cout << 3;
    cout << " ";
    cout << 4;

    if (N > 2) {
        N -= 2;
        cout << " ";
        for (int i = 0; i < N - 1; ++i) {
            cout << 3 << " ";
        }
        cout << 3 << endl;
    }


    return 0;
}