Follow up for "Find Minimum in Rotated Sorted Array":What if duplicates are allowed? Would this affect the run-time complexity? How and why? Suppose a ...
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编程语言 时间:
2018-03-10 12:05:28
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229
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 与21. Merge Two Sorted Lists的拓展,这道题要合并k个有序链表,还是可以两两合 ...
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其他好文 时间:
2018-03-06 10:49:39
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150
There are two sorted arrays nums1 and nums2 of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity sh ...
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编程语言 时间:
2018-03-02 10:21:08
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186
time complexity: offer(), size(), isEmpty(): o(1) for poll and peek: worst case: offer n times, peek/poll only once: o(n) average case: offer n times, ...
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其他好文 时间:
2018-02-21 00:25:17
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158
本文描述了LeetCode 148题 "sort list" 的解法。 题目描述如下: Sort a linked list in O(n log n) time using constant space complexity. 题目要求我们在O(n log n)时间复杂度下完成对单链表的排序,我们 ...
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编程语言 时间:
2018-02-18 17:03:33
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201
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. There are two ways, first use ArrayList to rewrite ...
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其他好文 时间:
2018-02-18 10:32:17
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132
1 /* 2 * 1: time complexity o(n^2) 3 * 2: good performance for items around 10-20: better than merge sort and quick sort 4 * 3: no extra space needed ... ...
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其他好文 时间:
2018-02-14 23:19:06
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233
1.题目描述 Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 给一个数n,在线性时间内得出末尾0 ...
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其他好文 时间:
2018-02-14 21:05:23
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162
一 算法复杂度 同一问题可用不同算法解决,而一个算法的质量优劣将影响到算法乃至程序的效率。算法分析的目的在于选择合适算法和改进算法。一个算法的评价主要从时间复杂度和空间复杂度来考虑。 空间复杂度: 空间复杂度(Space Complexity)是对一个算法在运行过程中临时占用存储空间大小的量度,记做 ...
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编程语言 时间:
2018-01-31 22:19:30
阅读次数:
211
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. ...
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其他好文 时间:
2018-01-31 11:20:29
阅读次数:
134