Be a Good Techer and Tech for Good. www.goodtecher.com
Description https://leetcode.com/problems/maximum-number-of-balls-in-a-box/ You are working in a ball factory where you have n balls numbered from lowLimit up to highLimit inclusive (i.e., n == highLimit – lowLimit +…
Description https://leetcode.com/problems/kth-largest-element-in-a-stream/ Design a class to find the kth largest element in a stream. Note that it is the kth largest element in the sorted…
Description https://leetcode.com/problems/primary-department-for-each-employee/ SQL Schema Table: Employee +—————+———+ | Column Name | Type | +—————+———+ | employee_id | int | | department_id…
Description https://leetcode.com/problems/occurrences-after-bigram/ Given words first and second, consider occurrences in some text of the form “first second third“, where second comes immediately after first, and third comes immediately after second. For…
Description https://leetcode.com/problems/employees-earning-more-than-their-managers/ SQL Schema The Employee table holds all employees including their managers. Every employee has an Id, and there is also…
Description https://leetcode.com/problems/palindrome-permutation/ Given a string s, return true if a permutation of the string could form a palindrome. Example 1: Input: s =…
Description https://leetcode.com/problems/prime-number-of-set-bits-in-binary-representation/ Given two integers left and right, find the count of numbers in the range [left, right] (inclusive) having a prime number of set…
Description https://leetcode.com/problems/distribute-candies-to-people/ We distribute some number of candies, to a row of n = num_people people in the following way: We then give 1 candy…
Description https://leetcode.com/problems/all-elements-in-two-binary-search-trees/ Given two binary search trees root1 and root2. Return a list containing all the integers from both trees sorted in ascending order. Example 1: Input: root1 =…
Description https://leetcode.com/problems/generate-a-string-with-characters-that-have-odd-counts/ Given an integer n, return a string with n characters such that each character in such string occurs an odd number of times. The…