Floyd method

import java.util.Scanner;
public class Floyd {

    static void do_floyd(int n)
    {
        int k=1;
        for(int i=1 ; i <= n ; i++)
        {
            for(int j=1 ; j <= i ; j++)
            {
                System.out.print(k++ +" ");

            }
            System.out.println();
        }
    }

    public static void main(String args[])
    {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter no of rows : ");
        int n = sc.nextInt();
        do_floyd(n);
    }
}