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【VK Cup 2016 - Round 1 (Div 2 Edition)C】【构造】Bear and Forgotten Tree 3 构造一棵树直径为d且点1的深度为h
Bear and Forgotten Tree 3 time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A tree is a connected undirected graph cons
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