Lexicographical order is often known as alphabetical order when dealing with strings. A string is greater than another string if it comes later in a lexicographically sorted list. Given a word, create a …
Given an array of integers, determine the minimum number of elements to delete to leave only elements of equal value. Example Arr = [1,2,2,3] Delete the 2 elements 1 and …
An English text needs to be encrypted using the following encryption scheme. First, the spaces are removed from the text. Let be the length of this text. Then, characters are …
Taum is planning to celebrate the birthday of his friend, Diksha. There are two types of gifts that Diksha wants from Taum: one is black and the other is white. …
There are a number of people who will be attending ACM-ICPC World Finals. Each of them may be well versed in a number of topics. Given a list of topics …
You will be given a square chess board with one queen and a number of obstacles placed on it. Determine how many squares the queen can attack. A queen is …
There is a new mobile game that starts with consecutively numbered clouds. Some of the clouds are thunderheads and others are cumulus. The player can jump on any cumulus cloud …
There is a string,s, of lowercase English letters that is repeated infinitely many times. Given an integer,n , find and print the number of letter a’s in the first n …
Given a set of distinct integers, print the size of a maximal subset of where the sum of any numbers in is not evenly divisible by . For example, the …
You are given a number of sticks of varying lengths. You will iteratively cut the sticks into smaller sticks, discarding the shortest pieces until there are none left. At each …