URAL 1069 Prufer Code 树结构脑洞题

2023-12-26 08:38

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1069. Prufer Code

Time limit: 0.25 second
Memory limit: 8 MB

A tree (i.e. a connected graph without cycles) with vertices is given ( N ≥ 2). Vertices of the tree are numbered by the integers 1,…, N. A Prufer code for the tree is built as follows: a leaf (a vertex that is incident to the only edge) with a minimal number is taken. Then this vertex and the

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URAL 1069 Prufer Code 树结构脑洞题

1069. Prufer Code

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