[LeetCode] 1198. Find Smallest Common Element in All Rows
Given an m x n matrix mat where every row is sorted in strictly increasing order, return the smallest common element in all rows. ...
原文：LeetCode 1257. Smallest Common Region
原题链接在这里：https: leetcode.com problems smallest common region 题目： You are given some lists ofregionswhere the first region of each list includes all other regions in that list. Naturally, if a regionXco ...
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