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Изменения
→link(u ,v)
Given two trees T₁ and T₂, where u ∈ T₁ and v ∈ T₂, executing link(u, v) links the trees together by adding edge {u, v}.<br>
Watch what happens to the Euler tours:
[[Файл:Two trees.png |center|Пример ]]
[[Файл:Two trees1.png |center|Пример ]]
===cut(u ,v)===
