// 05.Define a class BitArray64 to hold 64 bit values inside an ulong value. Implement IEnumerable<int> and Equals(…), GetHashCode(), [], == and !=.
static void Main()
{
Bit64Array bitArray = new Bit64Array();
bitArray[0] = 1;
bitArray[1] = 1;
bitArray[2] = 1;
bitArray[3] = 1;
foreach (var item in bitArray)
{
Console.Write(item);
}
Console.WriteLine();
Console.WriteLine(bitArray.ToString());
bitArray[3] = 0;
Console.WriteLine(bitArray.ToString());
Bit64Array otherBitArray = new Bit64Array(7);
bool areEqual = bitArray.Equals(otherBitArray);
Console.WriteLine("bitArray == otherBitArray -> {0}", areEqual);
// change some bit
otherBitArray[10] = 1;
// check if are equal are print the result on the console
areEqual = bitArray == otherBitArray;
Console.WriteLine("bitArray == otherBitArray -> {0}", areEqual);
Console.WriteLine(otherBitArray.GetHashCode());
}
public static bool operator !=(Bit64Array first, Bit64Array second)
{
return(!Bit64Array.Equals(first, second));
}