leetcode/solution/0100-0199/0195.Tenth Line

comments	difficulty	edit_url	tags
true	Easy	https://github.com/doocs/leetcode/edit/main/solution/0100-0199/0195.Tenth%20Line/README_EN.md	Shell

195. Tenth Line

中文文档

Description

Given a text file file.txt, print just the 10th line of the file.

Example:

Assume that file.txt has the following content:

Line 1

Line 2

Line 3

Line 4

Line 5

Line 6

Line 7

Line 8

Line 9

Line 10

Your script should output the tenth line, which is:

Line 10

Note:

1. If the file contains less than 10 lines, what should you output?
   

2. There's at least three different solutions. Try to explore all possibilities.

Solutions

Solution 1: sed

Shell

# Read from the file file.txt and output the tenth line to stdout.
sed -n 10p file.txt