Cacher is the code snippet organizer for pro developers

public bool TernaryXor(bool a, bool b, bool c)
{
    //return ((a && !b && !c) || (!a && b && !c) || (!a && !b && c));

    // taking into account Jim Mischel's comment, a faster solution would be:
    return (!a && (b ^ c)) || (a && !(b || c));
}