code2

代码说明：

  Package consists of 3 codes. First,to Print huffman decoding tree given.Second, to find top level view of a tree. Third, A reviewer rates the two challenges, awarding pointsfor three categories.We define the rating for two person s challenge to be the triplets .Your task is to find their comparison scores by comparing the triplets. If first digit of triplets is greater for person A, then the person A is awarded 1 point, else person B, and if equal, no one gets points.Given the triplets, compare the two challenges and print their respective comparison points.