The above statement may not be easy to understand. Next, an example will help everyone understand. Subject address https://leetcode-cn.com/problems/closest-subsequence-sum/ Title description 给你一个整数数组 nums 和一个目标值 goal 。 你需要从 nums 中选出一个子序列,使子序列元素总和最接近 goa...
This is a post on how I believe is the best method to practice modern day competitive programming based on my experiences. I assume you already have some knowledge and know simple things like binary search and dfs/bfs, butread the footnote if you are complete beginner(never code, solved <5...
A bit similar, we need to check the terminating conditions that we can get the GCD directly. Otherwise, we need to make the longer string shorter by taking off the other string from the start. Then, the problem becomes a smaller problem, which can be recursively solved. The first version ...
Or you want to have more problems solved on Codeforces than your friend (still can be a challenge for you). Or because of any other reason, but still, don't solve the easiest problems on Codeforces and expect to become good. Do you want to participate in a virtual round? Sure, go ...
Coding challenges are one of the best ways to develop your problem-solving mindset. The best platforms to practice these are CodeWars, HackerRank and LeetCode. They offer a wide range of problems, from beginner to advanced levels, and cover key topics like algorithms and data structures. And ...
It did pretty well on the easy level of the Leetcode (31 out of 41 problems solved) but struggled when it came to medium or hard level of difficulty (21/80 and 3/45 respectively). As we saw in thedeveloper demo livestream, GPT-4 is fully capable of writing Python, but required som...
By the way, this is my fourth article on solving LeetCode SQL problems, earlier I have solved the following problems if you want you can check them as well: How to find duplicate emails? How to find customers who have never ordered? How to join two tables using LEFT join? That's al...
so I have to return that thank you to and your team so thank you so much. For audience out there, I think it's going to be a great event. I really recommend you to check it out, Super Data Science Go, and if you do get a chance to see us, please come over and give us you...
Your Number Keep Having Fun Part 2: The Interview Process The Basics Talking About Yourself How to Approach an Interview Problem Correcting your Interviewer Writing Code Assorted Heuristics Grill Your Interviewers Be Excited Part 1: Job Hunting ...
=null) {// do this if case sensitivity is not required i.e. Java = javaline=line.toLowerCase();String[] words=pattern.split(line);for(Stringword:words) {if(wordMap.containsKey(word)) { wordMap.put(word, (wordMap.get(word)+1)); }else{ wordMap.put(word,1); } } } }catch(...