Leetcode 378. 有序矩陣中第K小的元素
題目描述： 給定一個 n x n 矩陣，其中每行和每列元素均按升序排序，找到矩陣中第k小的元素。請注意，它是排序后的第k小元素，而不是第k個元素。 示例: matrix = [ [ 1, 5, 9], [10, 11, 13], [12, 13, 15]],k = 8, 返回 13。說明 ...
原文：[LeetCode] 378. Kth Smallest Element in a Sorted Matrix 有序矩陣中第K小的元素
Given a n x n matrix where each of the rows and columns are sorted in ascending order, find the kth smallest element in the matrix. Note that it is the kth smallest element in the sorted order, not t ...
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有序矩陣中第K小的元素(LeetCode )
給定一個 n x n 矩陣，其中每行和每列元素均按升序排序，找到矩陣中第k小的元素。請注意，它是排序后的第k小元素，而不是第k個元素。 示例: 說明: 你可以假設 k 的值永遠是有效的, 1 ≤ k ≤ n2 。 解法： 我的第一想法是觀察到該矩陣只是按行或者按列排序 ...
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