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Minimum Genetic MutationA gene string can be represented by an 8-character long string, with choices from 'A', 'C', 'G', and 'T'.Suppose we need to investigate a mutation from a gene string startGene to a gene string endGene where one mutation is defined as one single character changed in the gene string.For example, "AACCGGTT" --> "AACCGGTA" is one mutation.There is also a gene bank bank that r..

House RobberYou are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping you from robbing each of them is that adjacent houses have security systems connected and it will automatically contact the police if two adjacent houses were broken into on the same night.Given an integer array nums representing the amou..