加速C#中的矩阵添加

using System;

class MatrixAddition
{
    static void Main()
    {
        int[,] matrix1 = new int[,] { { 1, 2 }, { 3, 4 } };
        int[,] matrix2 = new int[,] { { 5, 6 }, { 7, 8 } };
        int[,] result = new int[2, 2];

        for (int i = 0; i < 2; i++)
        {
            for (int j = 0; j < 2; j++)
            {
                result[i, j] = matrix1[i, j] + matrix2[i, j];
            }
        }

        Console.WriteLine("The result of the matrix addition is:");
        for (int i = 0; i < 2; i++)
        {
            for (int j = 0; j < 2; j++)
            {
                Console.Write(result[i, j] + " ");
            }
            Console.WriteLine();
        }
    }
}