433. Minimum Genetic Mutation

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A 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 records all the val

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solution.cppC++17

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