C# program to print half Pyramid of Numbers

Program

using System;
namespace PrintHalfPyramidOfNumbers
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Half Pyramid of Numbers");
            Console.Write("Enter the number of rows:\t");
            int rows = int.Parse(Console.ReadLine());
            int i, j; 
            for (i = 1; i <= rows; ++i) 
            { 
                for (j = 1; j <= i; ++j) 
                { 
                    Console.Write(j + " ");                    
                } 
                Console.WriteLine();
            }
        }
    }
}

Output

Half Pyramid of Numbers
Enter the number of rows:       6
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
1 2 3 4 5 6