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1879. Minimum XOR Sum of Two Arrays
题目 题目链接，https://leetcode.com/problems/minimum-xor-sum-o…
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2322. Minimum Score After Removals on a Tree
题目 There is an undirected connected tree with n&nb…
题目 题目链接，https://leetcode.com/problems/minimum-xor-sum-o…
题目 There is an undirected connected tree with n&nb…