using System;

public class Program

{

    public static void Main()

    {

        int[,] v = new int[,] {

            {125, 634, 84, 12},

            {63, 78, 23, 3}

        };

​

        for(int x = 0; x < v.GetLength(0); x++) {

            for(int y = 0; y < v.GetLength(1); y++) {

                Console.WriteLine($"V => X = {x} Y = {y} V = {v[x, y]}");

            }

        }

    }

}