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5鱼币
13个权值为5, 18, 12, 13, 4, 6, 7, 9, 28, 16, 20, 30, 2,请给出Huffman树。谢谢!
本帖最后由 claws0n 于 2018-10-25 23:01 编辑
先大到小或小到大排序(可以不需要,比较好理解而已,但是排序后方便遍历),然后以最小生产的权值配对
30 28 20 18 16 13 12 9 7 6 5 4 2
4 + 2 = 6
5 + 6 = 11
--------------------try 11 + 7 = 18, 6 + 7 = 13, 9 + 7 = 16
6 + 7 = 13
11 + 9 = 20
13 + 12 = 25
--------------------try 25 + 13 = 38, 20 + 13 = 33, 13 + 16 = 29
13 + 16 = 29
... 以此类推
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最佳答案
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先大到小或小到大排序(可以不需要,比较好理解而已,但是排序后方便遍历),然后以最小生产的权值配对
30 28 20 18 16 13 12 9 7 6 5 4 2
4 + 2 = 6
5 + 6 = 11
--------------------try 11 + 7 = 18, 6 + 7 = 13, 9 + 7 = 16
6 + 7 = 13
11 + 9 = 20
13 + 12 = 25
--------------------try 25 + 13 = 38, 20 + 13 = 33, 13 + 16 = 29
13 + 16 = 29
... 以此类推
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