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algorithms's Issues

为啥我运行最小堆感觉有那么一点问题

在main函数最下面加了一句之后:

	// Add more actions here.
	for (int i = 1; i <= n; i++)
	  printf("%i ", H[i]);

输入

5
999 888 777 66 5

输出

999 5 777 888 66

难道不应该最小的元素在顶端吗。。。 QwQ

Kruskal算法使用手写快排超时,而使用STL的sort函数用时很少顺利通过

  我曾经测试过我的手写快排,虽然要比STL中的sort函数稍微慢一些,但是慢的并不多。我在使用手写快排提交CodeVS - 1231 最优布线问题时,倒数第二个测试点超时,并且无论怎样优化都仍然超时,无奈之下只好去看题解,发现题解中的程序全部使用sort函数进行排序,于是我也改用sort,果然时间绰绰有余地用过了。
  另外需要注意的一点:我的手写快排在输入元素全部相同的情况下复杂度会降至最坏情况O(n2)。但是通过观察输入数据发现,排序关键字并没有被刻意设计为全部相同。

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