public void Test()
{
BigInteger p = 5323910339802728171;
BigInteger q = 4777244790709507121;
var xor = p ^ q;
var rsa = new RSA(65537, p * q);
var res = rsa.BranchAndBound((p, q, bit) => (p ^ q) == (xor & bit.Mask));
Assert.True(res);
Assert.True(rsa.P * rsa.Q == p * q);
}