using System;
    using System.Collections.Generic;
    public class MatrixOperations<T>
    {
        public MatrixOperations()
        {

        }
        public static  T[,]  operator +(T[,] mat1, T[,] mat2)
        {
            if (mat1.GetLength(0)!= mat2.GetLength(0) || mat1.GetLength(1) != mat2.GetLength(1))
            {
                throw new ArgumentException("Matrices are not equal");
            }
            T[,] matResult = new T[mat1.GetLength(0), mat1.GetLength(1)];
            for (int i = 0; i < mat1.GetLength(0); i++)
{
                for (int j = 0; j < mat1.GetLength(1); j++)
                {
                     matResult[i,j] = (dynamic)mat1[i,j] + mat2[i,j];
                }
}
            return matResult;
       }