문제 설명You are given a 2D integer array items where items[i] = [$price_i$, $beauty_i$] denotes the price and beauty of an item respectively. You are also given a 0-indexed integer array queries. For each queries[j], you want to determine the maximum beauty of an item whose price is less than or equal to queries[j]. If no such item exists, then the answer to this query is 0. Return an array answer ..