sorting
Problems involving sorting algorithms
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
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...
Easy
Three Number Sum
Given an array of integers, find three integers in the array that sum to a specific target number.
Easy
Smallest Difference
Given two arrays of integers, find the pair of values (one value in each array) with the smallest (non-negative) difference.
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 ...
Medium
BST Construction
Construct a Binary Search Tree and implement that implements insert, search, traverse and delete methods.
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.