goden0108

package
v0.0.0-...-b071cee Latest Latest
Warning

This package is not in the latest version of its module.

Go to latest
Published: Aug 9, 2023 License: GPL-3.0 Imports: 0 Imported by: 0

README

面试题 01.08.零矩阵

1. 题目描述

编写一种算法,若M × N矩阵中某个元素为0,则将其所在的行与列清零。

示例 1:

输入:
[
  [1,1,1],
  [1,0,1],
  [1,1,1]
]
输出:
[
  [1,0,1],
  [0,0,0],
  [1,0,1]
]

示例 2:

输入:
[
  [0,1,2,0],
  [3,4,5,2],
  [1,3,1,5]
]
输出:
[
  [0,0,0,0],
  [0,4,5,0],
  [0,3,1,0]
]

标签 数组 哈希表 矩阵

2. 解题

  1. 先记录为0的位置
  2. 将记录位置的行列设为0

Documentation

The Go Gopher

There is no documentation for this package.

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL