[Benchmark]
    public void NDArrayGetSet()
    {
        NDArray<int, NDimsMat> arr = this.arr2;
        FSharpFunc<Tuple<int, int>, int> indexr = new Program.indexr@51(arr);
        int[] data = this.arr2.data;
        int last = this.M@ - 1;
        int i = 0;
        int num = last;
        if (num >= i)
        {
            do
            {
                int j = 0;
                int num2 = last;
                if (num2 >= j)
                {
                    do
                    {
                        int ind = indexr.Invoke(new Tuple<int, int>(i, j));
                        data[ind] = data[ind];
                        j++;
                    }
                    while (j != num2 + 1);
                }
                i++;
            }
            while (i != num + 1);
        }
    }