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I know, Kosaraju algorithm and there's one other algorithm which involves reversing of G and using DFS, but two times, but there's some algorithm which uses DFS only time, but I can't be able find that algorithm. Someone please share that.
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iarnav asked Apr 19, 2018
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Some say answer is 2n and someplace else it's been told 2n-1-1. So, what's the corrent one?