Problem LINK I am not able to understand the DP solution of this problem.What does the state represent ? Some solution Links using this DP First Second Third
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Problem LINK I am not able to understand the DP solution of this problem.What does the state represent ? Some solution Links using this DP First Second Third
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HELP
I think this was asked a week ago. The OP perhaps deleted the thread, cannot find it now.
The 2 states are (It's a tree DP, so for each vertex i, we consider only its subtrees and itself):