In this post, we will solve HackerRank Mark and Toys Problem Solution. Mark and Jane are very happy after having their first child. Their son loves toys, so Mark wants to buy some. There are a number of different toys lying in front of him, tagged with their prices. Mark has only a certain amount…
In this post, we will solve HackerRank Largest Permutation Problem Solution. You are given an unordered array of unique integers incrementing from 1. You can swap any two elements a limited number of times. Determine the largest lexicographical value array that can be created by executing no more than the limited number of swaps.Examplearr =…
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In this post, we will solve HackerRank Priyanka and Toys Problem Solution. Priyanka works for an international toy company that ships by container. Her task is to the determine the lowest cost way to combine her orders for shipping. She has a list of item weights. The shipping company has a requirement that all items…
In this pot, we will solve HackerRank Sherlock and The Beast Problem Solution. Sherlock Holmes suspects his archenemy Professor Moriarty is once again plotting something diabolical. Sherlock’s companion, Dr. Watson, suggests Moriarty may be responsible for MI6’s recent issues with their supercomputer. The Beast.Shortly after resolving to investigate, Sherlock receives a note from Moriarty boasting…
In this post, we will solve HackerRank Candies Problem Solution. Alice is a kindergarten teacher. She wants to give some candies to the children in her class. All the children sit in a line and each of them has a rating score according to his or her performance in the class. Alice wants to give at least…
In this post, we will solve HackerRank Beautiful Pairs Problem Solution. You are given two arrays. A and B, both containing N integers.A pair of indices (i, j) is beautiful if the ith element of array A is equal to the jth element of array B. In other words, pair (i, j) is beautiful if…
In this post, we will solve HackerRank Maximum Perimeter Triangle Problem Solution. Given an array of stick lengths, use 3 of them to construct a non-degenerate triangle with the maximum possible perimeter. Return an array of the lengths of its sides as 3 integers in non-decreasing order.If there are several valid triangles having the maximum…
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In this post, we will solve HackerRank Luck Balance Problem Solution. Lena is preparing for an important coding competition that is preceded by a number of sequential preliminary contests. Initially, her luck balance is 0. She believes in “saving luck”. and wants to check her theory. Each contest is described by two integers, L[i] and…
In this post, we will solve HackerRank Grid Challenge Problem Solution. Given a square grid of characters in the range ascii[a-z], rearrange elements of each row alphabetically, ascending. Determine if the columns are also in ascending alphabetical order, top to bottom. Return YES if they are or NO if they are not. Example grid = [abc, ade, efg] The…
In this post, we will solve HackerRank Marc’s Cakewalk Problem Solution. Marc loves cupcakes, but he also likes to stay fit. Each cupcake has a calorie count, and Marc can walk a distance to expend those calories. If Marc has eaten j cupcakes so far. after eating a cupcake with e calories he must walk…
In this post, we will solve HackerRank Minimum Absolute Difference in an Array Problem Solution. The absolute difference is the positive difference between two values a and b, is written labor bal and they are equal. If a = 3 and b = 2, 3-2 = 2-3 = 1. Given an array of integers, find…
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In this post, we will solve HackerRank Airports Problem Solution. Airports are being built on a straight road according to a new construction plan. For convenience, imagine a number line on which at different points airports can be positioned. Because a plane can’t take off and start landing immediately, there will be flight between two…
