HackerRank Python certification solutions

The program calculates the maximum cost based on the given cost array, labels array, and daily count.

The program decrypts a given password string.

The program checks if it's possible to rearrange the characters in a list of usernames in a lexicographically smaller way.

The program identifies the most active customers based on a given threshold.

This program solves the problem of finding the number of anagrams for a given set of queries from a dictionary of words.

The program calculates the number of nearly similar rectangles from a given list of rectangles.

This program determines the maximum number of orders that can be filled given a certain amount of resources.

The program calculates the minimum time required to process a list of files given a number of cores and a limit.

The program calculates the most balanced partition of a file system.

The program calculates the minimum cost of assigning jobs to crew members.

The program finds the longest subarray in a given array where the absolute difference between any two elements is less than or equal to 1.

The program finds the substring of a given length that contains the maximum number of vowels.