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全部文章（共226篇）

[leetcode][171] Excel Sheet Column Number

Related to question Excel Sheet Column Title Given a column title as appear in an Excel sheet, return its corresponding column number. For example...

2020-07-13

0 463

[leetcode][350] Intersection of Two Arrays II

Given two arrays, write a function to compute their intersection. Example: Given nums1 = [1, 2, 2, 1], nums2 = [2, 2], return [2, 2]. Note: Eac...

2020-07-13

0 434

[leetcode][201]. Bitwise AND of Numbers Range

Given a range [m, n] where 0 <= m <= n <= 2147483647, return the bitwise AND of all numbers in this range, inclusive. For example, given th...

2020-07-13

0 439

[leetcode][462] Minimum Moves to Equal Array Elements II

Given a non-empty integer array, find the minimum number of moves required to make all array elements equal, where a move is incrementing a selected e...

2020-07-13

0 429

[leetcode][382] Linked List Random Node

Given a singly linked list, return a random node's value from the linked list. Each node must have the same probability of being chosen. Follow up: ...

2020-07-13

0 479

[leetcode][290]Word Pattern

Given a pattern and a string str, find if str follows the same pattern. Here follow means a full match, such that there is a bijection between a let...

2020-07-13

0 386

AI learning resource

update deep learning course topics on reinforcement learning will begin at 2017 Spring. course link: http://rll.berkeley.edu/deepr...

2020-07-13

0 671

[leetcode][81] Search in Rotated Sorted Array II

Follow up for "Search in Rotated Sorted Array": What if duplicates are allowed? Would this affect the run-time complexity? How and why? ...

2020-07-13

0 589

[leetcode][461]461. Hamming Distance

The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Given two integers x and y, calc...

2020-07-13

0 405

Detection Spam Emails

There are many emails downloaded from Internet. The emails are labeled with spam or ham. This article will demonstrate the theory of Naive Bayes Fil...

2020-07-13

0 406