sorting
Problems involving sorting algorithms
Easy
Sorted Squared Array
Given an array of integers A sorted in non-decreasing order, return an array of the squares of each number, also in sorted non-decreasing order.
Easy
Three Number Sum
Given an array of integers, find three integers in the array that sum to a specific target number.
Easy
Palindrome Check
Given a string of characters, Check if the given string is a palindrome or not. A palindrome is a word, phrase, or sequence that reads the same backwa...
Medium
Kth Largest in a BST
Find Kth largest in a BST - Given a BST and a number k, find the kth largest element in the BST.
Easy
Binary Search
Given an array of sorted integers in ascending order, and a target integer, write a function to search target in nums array. If target exists, return ...
Easy
Smallest Difference
Given two arrays of integers, find the pair of values (one value in each array) with the smallest (non-negative) difference.
Medium
BST Construction
Construct a Binary Search Tree and implement that implements insert, search, traverse and delete methods.