LeetCode is a great resource for practicing these types of questions. You can create a free account and practice hundreds of coding questions you might get in an interview. How to Prepare for an Independent Cod
string longestCommonPrefix(vector<string> &strs) { // Start typing your C/C++ solution below // DO NOT write int main() function //sort(strs.begin(),strs.end()); string result(""); if (strs.size()==0) { return result; } int idx = 0; while(1) { for(int i=0;i<strs....
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Now its a common pattern to solve a few questions in Sliding window. Similarly for 3 Sum as well, we use a very common pattern of 2 pointers, is there a way we can classify common solutions to a number of problems in LeetCode patterns. It will simplify a lot of effort. Here is a ...
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Problem link:https://leetcode.com/explore/interview/card/top-interview-questions-easy/127/strings/887/Solutions:I did the try and except thing so I don't need to find the shortest str in the arr…
LeetCode: A popular platform for practicing coding problems, especially for interview preparation. HackerRank: Offers a variety of challenges across different domains and difficulty levels. GeeksforGeeks Practice: A platform dedicated to practicing coding problems with varying difficulty. Challenges Project ...
Given an integer array nums, return the greatest common divisor of the smallest number and largest number in nums. The greatest common divisor of two numbers is the largest positive integer that evenly divides both numbers. Example 1: Input: nums = [2,5,6,9,10] Output: 2 Explanation: The...
Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree. According to thedefinition of LCA on Wikipedia: “The lowest common ancestor is defined between two nodespandqas the lowest node inTthat has bothpandqas descendants (where we allowa node to be a ...
CodeTestcase Test Result Test Result 2427. Number of Common FactorsEasy Topics Companies Hint Given two positive integers a and b, return the number of common factors of a and b. An integer x is a common factor of a and b if x divides both a and b. Example 1: Input: a = 12, ...