When a bounded buffer fills up and a producer wants to write more, there are only a few things you can do:
let list of candidates = N closest colours to pixel，更多细节参见同城约会
隨著後來一些認識的參與者陸續失聯，陸乾坤說他開始感到害怕，也開始思考離開中國的事情。，更多细节参见WPS官方版本下载
controller.close();
I dropped to the floor and couldn't move - spiking can happen anywhere