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题目意思在空间n*m*k里,给L个立体图形,假设标号为1,2,……,L。
问在下面这L个集合中,不完全连通的有几个?
{L}
{L,L-1}
{L,L-1,L-2}
……
}L,L-1,……,2,1}
这个题目有点意思,我是用并查集做的。
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