public static void Main()
int[] arr1 = new int[10];
string[] arrbin = new string[10];
Random rnd = new Random();
for( int i=0;i < arr1.Length;i++)
for( int i=0;i < arr1.Length;i++)
Console.WriteLine(arr1[i]);
string binary = Convert.ToString(arr1[i], 2);
Console.WriteLine(arrbin[i]);