Tag: dynamic programming
Teaching Kids Programming: Videos on Data Structures and Algorithms The Pascal Triangle looks like this: Each number is equal to the two numbers above it. Two edges are filled …
Given an integer n, return the nth (0-indexed) row of Pascal’s triangle. Pascal’s triangle can be created as follows: In the top row, there is an array of 1. …
Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, …) which sum to n. Example 1: Input: n = …
The power of an integer x is defined as the number of steps needed to transform x into 1 using the following steps: if x is even then x …
Given an unsorted array of integers, find the length of longest increasing subsequence. Example: Input: Output: 4 Explanation: The longest increasing subsequence is , therefore the length is 4. …