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URL : https://www.hackerrank.com/challenges/mini-max-sum/problem Given five positive integers, find the minimum and maximum values that can be calculated by summing exactly four o...

URL : https://www.hackerrank.com/challenges/diagonal-difference/problem Given a square matrix, calculate the absolute difference between the sums of its diagonals. For exampl...

URL : https://www.hackerrank.com/challenges/compare-the-triplets/problem Alice and Bob each created one problem for HackerRank. A reviewer rates the two challenges, awarding points on ...

URL : https://www.hackerrank.com/challenges/birthday-cake-candles/problem You are in charge of the cake for your niece’s birthday and have decided the cake will have one candle fo...

URL : https://www.hackerrank.com/challenges/a-very-big-sum/problem In this challenge, you are required to calculate and print the sum of the elements in an array, keeping in mind ...

URL : https://www.hackerrank.com/challenges/30-bitwise-and/problem Objective Welcome to the last day! Today, we’re discussing bitwise operations. Check out the Tutorial tab ...

URL : https://www.hackerrank.com/challenges/30-regex-patterns/problem Objective Today, we’re working with regular expressions. Check out the Tutorial tab for learning materi...

URL : https://www.hackerrank.com/challenges/30-testing/problem This problem is all about unit testing. Your company needs a function that meets the following requirements: ...

URL : https://www.hackerrank.com/challenges/30-nested-logic/problem Objective Today’s challenge puts your understanding of nested conditional statements to the test. You alr...

URL : https://www.hackerrank.com/challenges/30-running-time-and-complexity/problem Objective Today we’re learning about running time! Check out the Tutorial tab for learning...