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Given an array of strings words and a width maxWidth, format the text such that each line has exactly maxWidth characters and is fully (left and...
Given two non-negative integers num1 and num2 represented as strings, return the product of num1 and num2, also represented as a string. Note: You...
Given an array of distinct integers candidates and a target integer target, return a list of all unique combinations of candidates where the chosen...
Given a collection of candidate numbers (candidates) and a target number (target), find all unique combinations in candidates where the candidate...
Given an array of non-negative integers nums, you are initially positioned at the first index of the array. Each element in the array represents...
The count-and-say sequence is a sequence of digit strings defined by the recursive formula: countAndSay(1) = "1" countAndSay(n) is the way you would...
