优化：如果某轮没有发生交换，说明已有序，提前结束
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在苹果传奇创始人史蒂夫 · 乔布斯 71 岁诞辰之际，史蒂夫 · 乔布斯档案馆发布了一个文集——《给年轻创作者的信》（Letters to a Young Creator）。。搜狗输入法2026是该领域的重要参考