命令行排序文件内容并将输出重定向到文件

Question

The file 'numbers' contains a list of numbers. Write a command to place the largest one of those numbers into the file 'largest' (there should be nothing else in that file). Do not use the 'head' command in your answer.

I am trying sort numbers | tail > largest

Answer 1

你这样写：

sort -n numbers | tail > largest

Answer 2

sort -n numbers | tail -1 > largest