//Following program for print Number in Triangular Form
package r4r.co.in;

import java.io.*;

public class NewClass {

    public static void main(String[] args) throws IOException {

        BufferedReader Digit = new BufferedReader(new InputStreamReader(System.in));
        System.out.println("Enter the row :");
        String s1 = Digit.readLine();     
        int n1 = Integer.parseInt(s1);

        //Code for Triangle print
        System.out.println("Here Triangle:");

        for (int i = 1; i <= n1; i++) {
            for (int j = 1; j <= i; j++) {
                System.out.print("" + j);
            }
            System.out.print("\n");

        }

    }
}