LeetCode 595. Big Countries
Description https://leetcode.com/problems/big-countries/ SQL Schema There is a table World +—————–+————+————+————–+—————+ | name | continent | area | population | gdp |…
Tag: Microsoft Interview Question
LeetCode 1213. Intersection of Three Sorted Arrays
Description https://leetcode.com/problems/intersection-of-three-sorted-arrays/ Given three integer arrays arr1, arr2 and arr3 sorted in strictly increasing order, return a sorted array of only the integers that appeared in all three arrays. Example 1: Input: arr1…
LeetCode 804. Unique Morse Code Words
Description https://leetcode.com/problems/unique-morse-code-words/ International Morse Code defines a standard encoding where each letter is mapped to a series of dots and…
LeetCode 1534. Count Good Triplets
Description https://leetcode.com/problems/count-good-triplets/ Given an array of integers arr, and three integers a, b and c. You need to find the number of good triplets. A…
LeetCode 1173. Immediate Food Delivery I
Description https://leetcode.com/problems/immediate-food-delivery-i/ SQL Schema Table: Delivery +—————————–+———+ | Column Name | Type | +—————————–+———+ | delivery_id | int | | customer_id…
LeetCode 1290. Convert Binary Number in a Linked List to Integer
Description https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/ Given head which is a reference node to a singly-linked list. The value of each node in the linked list is…
LeetCode 760. Find Anagram Mappings
Description https://leetcode.com/problems/find-anagram-mappings/ Given two lists Aand B, and B is an anagram of A. B is an anagram of A means B is made by randomizing the order of the elements…
LeetCode 1732. Find the Highest Altitude
Description https://leetcode.com/problems/find-the-highest-altitude/ There is a biker going on a road trip. The road trip consists of n + 1 points at different…
LeetCode 1768. Merge Strings Alternately
Description https://leetcode.com/problems/merge-strings-alternately/ You are given two strings word1 and word2. Merge the strings by adding letters in alternating order, starting with word1. If a…
LeetCode 1688. Count of Matches in Tournament
Description https://leetcode.com/problems/count-of-matches-in-tournament/ You are given an integer n, the number of teams in a tournament that has strange rules: If the…