CURIOUS ATERP

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Department of metallurgy claims to have discovered an element which has a higher melting point than carbon. To discuss the discovery, departmental authorities plan to organise a conference and invite $m$ researchers from all over the state. There are $n$ cities in the state and $n-1$ bidirectional roads. Each researcher comes from a city $c_j$ and has a car with fuel tank capacity $f_j$ unit

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solution.cppC++17

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