Tag: backtracking algorithm
Given a string S of digits, such as S = “123456579”, we can split it into a Fibonacci-like sequence . Formally, a Fibonacci-like sequence is a list F of …
Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses. For example, given n = 3, a solution set is: We can use the …
Given a set of candidate numbers (candidates) (without duplicates) and a target number (target), find all unique combinations in candidates where the candidate numbers sums to target. The same …
In last post, three voting strategies were presented. But we are not sure if there are better ones. Let’s review this: vote all once you wake up vote all …