Two Dimensional Array With String In C Sharp

using System;
class TwoDimensionalArrayWithString
{
static void Main()  
{
       Array names = Array.CreateInstance( typeof(String), 2, 4 );
string str;

int items1 = names.GetLength(0);
int items2 = names.GetLength(1);

for (int i = 0; i < items1; i++)  
{
for (int j = 0; j < items2; j++)      
{
       Console.Write("Enter value for " + i + "," +j+ "\t");
       str = Console.ReadLine();
       names.SetValue(str,i, j);
    }
}     
for (int i = 0; i < items1; i++)
{
for (int j = 0; j < items2; j++)    
{
        Console.WriteLine(i + "," + j + ": " + names.GetValue(i, j));
  }
}

        }
}
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