Technical Behaviour

Problem Statement You are given an integer array coins representing coins of different denominations and an integer amount representing a total amount of money. Return the fewest number of coins that you need to make up that amount. If that amount of money cannot be made up by any combination of the coins, return -1. You may assume that you have…

Problem Statement You are given a 0-indexed 2D integer array grid of size m x n which represents a field. Each cell has one of three values: You are situated in the top-left cell, (0, 0), and you want to travel to the safehouse at the bottom-right cell, (m – 1, n – 1). Every minute, you may move to an adjacent grass cell. After your move,…

Problem Statement There are a total of numCourses courses you have to take, labeled from 0 to numCourses – 1. You are given an array prerequisites where prerequisites[i] = [ai, bi] indicates that you must take course bi first if you want to take course ai. Return true if you can finish all courses. Otherwise, return false. Example 1: Input: numCourses = 2, prerequisites = [[1,0]] Output: true Explanation: There are a…

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