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e1abef0 · Mar 17, 2020

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0867.Transpose Matrix

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题目描述

给定一个矩阵 A, 返回 A 的转置矩阵。

矩阵的转置是指将矩阵的主对角线翻转,交换矩阵的行索引与列索引。

 

示例 1:

输入:[[1,2,3],[4,5,6],[7,8,9]]
输出:[[1,4,7],[2,5,8],[3,6,9]]

示例 2:

输入:[[1,2,3],[4,5,6]]
输出:[[1,4],[2,5],[3,6]]

 

提示:

  1. 1 <= A.length <= 1000
  2. 1 <= A[0].length <= 1000

解法

Python3

Java

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