[C#] Multidimentional Arrays - Task 1A

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

class PrintMatrix
{
    static void Main()
    {
        Console.ForegroundColor = ConsoleColor.White;
        int n = int.Parse(Console.ReadLine());
        int[,] matrix = new int[n, n];
        for (int rows = 0; rows < matrix.GetLength(0); rows++)
        {
            for (int cols = 0; cols < matrix.GetLength(1); cols++)
            {
                matrix[rows, cols] = rows + 1 + (cols * n);
            }
        }
        for (int i = 0; i < matrix.GetLength(0); i++)
        {
            for (int j = 0; j < matrix.GetLength(1); j++)
            {
                Console.Write(matrix[i,j] + "  ");
            }
            Console.WriteLine();
        }
    }
}