import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int[] arr = new int[n];
        Arrays.fill(arr, 1);
        arr[0] = 4 - (n - 2) % 3;
        arr[1] = 3;
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < n; i++) {
            if (i > 0) {
                sb.append(" ");
            }
            sb.append(arr[i]);
        }
       System.out.println(sb);
    }
}