#include <bits/stdc++.h>
using namespace std;
using namespace chrono;
#if __has_include(<atcoder/all>)
#include <atcoder/all>
using namespace atcoder;
#endif

int main() {
    int64_t n;
    cin >> n;

    cout << "1 3 ";
    for (int64_t i = 2; i < n; i++) {
        cout << "3 ";
    }
    cout << endl;

    return 0;
}