My solutions for some HackerRank problems
Numeros The Artist was arranging two identical lists A and B into specific orders. The arrangements of the two arrays were random, Numeros was very proud of his arrangements. Unfortunately, some numbers got left out of List A. Can you find the missing numbers from A without messing up his order?
Given a list of unsorted numbers, can you find the numbers that have the smallest absolute difference between them? If there are multiple pairs, find them all.
Given N integers, count the total pairs of integers that have a difference of K.
Each day, you can either buy one share of WOT, sell any number of shares of WOT that you own or not make any transaction at all. What is the maximum profit you can obtain with an optimum trading strategy?