Org.BouncyCastle.Crypto.Digests.Sha3Digest.Chi C# (CSharp) Method

        private void Chi(ulong[] A)
        {
            for (int y = 0; y < 5; y++)
            {
                for (int x = 0; x < 5; x++)
                {
                    chiC[x] = A[x + 5 * y] ^ ((~A[(((x + 1) % 5) + 5 * y)]) & A[(((x + 2) % 5) + 5 * y)]);
                }
                for (int x = 0; x < 5; x++)
                {
                    A[x + 5 * y] = chiC[x];
                }
            }
        }