This problem can be solved through searching in the coalition structure graph or computing directly.
这可以通过在联盟结构图上搜索或直接计算。
It is necessary to search the lowest two levels of the cardinality structure graph while establishing a bound of different coalition with same cardinality and same value.
在同势同值情况下建立不同联盟的限界时,必须搜索势结构图的最底两层。
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