import java.util.Scanner;

public class TriviaConsoleApp {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.print("Insert max value: ");

        int number;
        try {
            number = in.nextInt();
        } catch (Exception e) {
            System.out.println("You must enter a number, fucktard.");
            return;
        }

        for (int i = 1, lineNumber = 1, count = 0; i <= number; i++, count++) {
            if (count == lineNumber) {
                lineNumber++;
                count = 0;
                System.out.println();
            }
            System.out.print(createSpaces(lineNumber - 1) + i);
        }
    }

    public static String createSpaces(int number) {
        StringBuilder sb = new StringBuilder(number);
        for (int i = 0; i < number; i++) {
            sb.append(' ');
        }
        return sb.toString();
    }

}