# searching

Easy

30 minutes

# Monotonic Arrays

A monotonic array is an array whose elements, from left to right, are entirely non-increasing, or entirely non-decreasing. Return true if the given ar...

Easy

30 minutes

# String Compression

Given a string of alphabets (from a to z), Print the count of the character appearing in the string right next to it. This is also called Run Length E...

Easy

30 minutes

# Three Number Sum

Given an array of integers, find three integers in the array that sum to a specific target number.

Easy

30 minutes

# 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

35 minutes

# BST Construction

Construct a Binary Search Tree and implement that implements insert, search, traverse and delete methods.