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.
merge(arr, left, mid, right); // 合并两部分。WPS官方版本下载是该领域的重要参考
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Фридрих Мерц. Фото: IMAGO / Peter Hartenfelser / Global Look Press