Delete Columns to Make Sorted - LeetCode Delete Columns to Make Sorted - You are given an array of n strings strs, all of the same length. The strings can be arranged such that there is one on each line, making a grid. For example, strs = ["abc", "bce", "cae"] can be arranged as: abc bce cae You leetcode.com [문제 설명] You are given an array of n strings strs, all of the same length. The strings ca..