Optimize Search Algorithm to find Most dense part in rhythm game map.

    public int CalculateMaxInstanceCount() {
        float lifetime = Global.Settings.Note.ApproachTime + NoteObject.HitWindow;
        int max = 0;
        for(int i = 0; i < OrderedNotes.Length; i++) {
            int count = 0;
            for(int j = i; j < OrderedNotes.Length; j++) {
                if(OrderedNotes[j].Time > OrderedNotes[i].Time + lifetime) break;
                count++;
            }
            if(count > max) max = count;
        }
        return max;
    }