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在对问题的解空间树进行搜索的方法中,一个活结点最多有一次机会成为活结点的是( )

单选题
2021-09-01 20:42
A、回溯法
B、分支限界法
C、回溯法和分支限界法
D、回溯法求解子集树问题
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正确答案
B

试题解析

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