Lexicographically Smallest String After Applying Operations

Maximize Sum of Weights after Edge Removals

Maximum Average Subtree

Maximum Depth of N-ary Tree

Maximum Genetic Difference Query

Maximum Score After Applying Operations on a Tree

Maximum Subtree of the Same Color

Maximum XOR of Two Non-Overlapping Subtrees

Merge BSTs to Create Single BST

Minimize the Total Price of the Trips

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