You receive a list of jobs that have three elements: start time, finish time and profit. You have to schedule the jobs with no...

A non-decreasing number has every digit greater than or equal to the previous digit. Given the number of digits, find how many numbers...

You can use a board that is 2 x n size. The tiles are of size 2 x 1. Count the number of ways to tile the board. Tiles can be placed...

Given a set of non-negative integers, and a value sum, determine if there is a subset of the given set with the sum equal to the given...

Given two strings as input, the task is to find the length of the shortest string that has both strings as subsequences. Solution: 1. ...

Starting from a string, we determine it’s a palindrome partitioning by diving it into substrings, each being a palindrome. In our problem...

We use a mobile numeric keyboard. You can only press buttons that are up, left, right or down to the current button. You are not allowed...