MAXCUT-begin-to-end ⊦ ⟨/* _:use contract MAXCUT-thm and skip call; */; MAXCUT(x; ; cut)⟩ (cut.head = 0 ∧ cut.last = # x)MAXCUT-thm02MAXCUT-begin-to-end-proofMAXCUT-begin-to-end-proof-infoThe proof is valid.