package com.scalefocus;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        int number = Integer.parseInt(sc.nextLine());

        for (int i = 1; i <= number; i++) {
            for (int j = 1; j <= i; j++) {
                System.out.printf("%d ", i);
            }
            System.out.println();
        }

    }
}