using System;

public class Program

{

    public static void Main()

    {

        int[,] mat = new int[3,4];

        int a, b = 0;

        for (a = 0;a<3;a++) {

            for (b = 0;b<4;b++) {

                Console.WriteLine("Matriz[" + (a + 1) + ", " + (b + 1) +"] =");

                    mat[a,b] = Convert.ToInt16(Console.ReadLine()); 

            }

        }

        for (a = 0;a<3;a++) {

            for (b = 0;b<4;b++) {

                Console.WriteLine("Matriz[" + (a + 1) + ", " + (b + 1) +"] = " + mat[a,b] +" \n");

            }

        }

    }

}