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animals

Determining the largest number of unique elements (Recursively, Set, HashTable implementations)

closestvalue

defangipaddress

Given a valid (IPv4) IP address, return a defanged version of that IP address. A defanged IP address replaces every period "." with "[.]".

diceroller

Dice roller in the Dungeons and Dragons format

factorial-calculator

hackerranksets

happynumber202

Write an algorithm to determine if a number is "happy".

hello-world

Hello World

knuthsuparrow

C++ Implementation of Knuths up arrow notation

linkedlistcycle141

Given a linked list, determine if it has a cycle in it.

linkedlistcycleii142

longestcontinuousincreasingsubsequence674

Given an unsorted array of integers, find the length of longest continuous increasing subsequence (subarray).

longestsubstringwithoutrepeatingcharacters3

Given a string, find the length of the longest substring without repeating characters.

makingchange

Given an input amount x, write a funtion to determine the minimum number of coins required to make that amount of change

meetingmerger

Write a function mergeRanges() that takes a vector of multiple meeting time ranges and returns a vector of condensed ranges.

mergesort

mergesortedarrays

Given two sorted arrays, merge them into one

meteor-boilerplate

Boilerplate for React and user authentication

middleofthelinkedlist

Given a non-empty, singly linked list with head node head, return a middle node of linked list. If there are two middle nodes, return the second middle node. Leetcode #876

minimumsizesubarraysum209

Given an array of n positive integers and a positive integer s, find the minimal length of a contiguous subarray of which the sum ≥ s. If there isn't one, return 0 instead.

n-repeated-elements

notes

Notes application

product-array

Given an user entered array size and space seperated array of integers, it will return an array in which each the value of each index is the product of all other integers in the original array besides that index.

react-router-v4-example

removeduplicatesfromsortedarray

Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length. Leetcode #26

removevowelsfromstring

Take any word and remove the vowels in place. LeetCode #1119

reversewordsinastring

Given a string of words, reverse the words in place

robot-return-to-origin

romantointeger13

Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999.

salescommissions

Commission calculating program given user input using a struct and vectors