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Nov
29
asked
Describe an algorithm to decide in time $O (n + m)$ …
Nov
5
asked
Describe an algorithm that receives input n intervals (closed) with extremities integers in the range [1 .. 2n] …
Nov
3
asked
Prove that if $G$ is P4-free then any two vertices $u$ and $v$ are in the same connected component if and only if $f(u) = f(v)$
Nov
2
asked
Prove that if there are $vw ∈ E(G)$ such that $f(v) \neq f(w)$ then $G$ contains the graph $P_4$ as an induced subgraph
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