3️⃣ 堆排序 (Heap Sort)
Once-disgraced children's services now rated good，更多细节参见谷歌浏览器【最新下载地址】
。爱思助手下载最新版本对此有专业解读
Ac ƿe naƿiht freo ne sindon, for þy þe ƿe næfre ne mihton fram Ƿulfesfleote geƿitan, nefne ƿe þone Hlaford finden and hine ofslean. Se Hlaford hæfþ þisne stede mid searocræftum gebunden, þæt nan man ne mæg hine forlætan. Ƿe sindon her sƿa fuglas on nette, swa fixas on ƿere.
圖像來源，BBC News Chinese，详情可参考夫子