Array and String type of questions were asked in interviews frequently. You will most likely encounter one during your interviews. We recommend: Product of Array Except Self, Spiral Matrix, First Missing Positive, Longest Substring with At Most K Distinct Characters, Sliding Window Maximum and Minim...
题目给了我们一个nums array,其中有一些数字出现两次,剩下的都只出现一次,让我们把重复两次的都找出来。 因为这道题目没有规定我们不能改动 array,所以可以把array 里的 num 和在 nums[ num - 1 ] 做一对一的映射,每次遇到一个num, 把对应位置上的 num 改成 -num 标记。如果遇到一个重复项,那么肯定已经...
https://leetcode.com/problems/squares-of-a-sorted-array/ 3. Pattern: Fast & Slow pointers,快慢...
LeetCode Top 100 Liked Questions 238. Product of Array Except Self (Java版; Medium) 题目描述 Given an array nums of n integers where n > 1, return an array output such that output[i] is equal to the product of all the elements of nums except nums[i]. Example: Input: [1,2,3,4]...
2108-find-first-palindromic-string-in-the-array 2125-number-of-laser-beams-in-a-bank 2130-maximum-twin-sum-of-a-linked-list 2140-solving-questions-with-brainpower 2141-maximum-running-time-of-n-computers 2147-number-of-ways-to-divide-a-long-corridor 2149-rearrange-array-elements-by-...
题目给了我们一个nums array, 只允许我们一次机会去改动一个数字,使得数组成为不递减数组。可以实现的话,return true;不行的话,return false。 这个题目关键在于,当遇见一个 nums[i] > nums[i+1] 的情况,我们是把 nums[i]降为nums[i+1] 还是 把nums[i+1]升为nums[i]。
1883.Minimum-Skips-to-Arrive-at-Meeting-On-Time (H) 2036.Maximum-Alternating-Subarray-Sum (M+) 2143.Choose-Numbers-From-Two-Arrays-in-Range (H) 2318.Number-of-Distinct-Roll-Sequences (H-) 2361.Minimum-Costs-Using-the-Train-Line (M+) 2786.Visit-Array-Positions-to-Maximize-Score (M) ...
（解决方案）And, if you need more questions, you can also see my earlier articles onlinked list...
这篇文章是关于LeetCode Top 100 Liked Questions 的 专栏记录,其中部分题目可能包括解题思路和多种优化解法。我把自己的思路都记录在这里,如果你看见了,请记得点个赞吧,蟹蟹【手动笑脸】。 1、Two Sum Given an array of integers, return indices of the two numbers such that they add up to a specific ...
javascript leetcode中滑动窗口中值问题的尝试堆实现中存在以下问题：1.如果给定了超出范围的索引，则get...