Given a set of candidate numbers (candidates) (without duplicates) and a...

Given an array nums of n integers and an integer target, find three inte...

Given n pairs of parentheses, write a function to generate all combinati...

Given a string s, find the longest palindromic substring in s. You may a...

There are two sorted arrays nums1 and nums2 of size m and n respectively...

Given a triangle, find the minimum path sum from top to bottom. Each ste...

Given a non-empty array of integers, every element appears three times e...

Say you have an array for which the ith element is the price of a given ...