求个unix的面试题目

有个关于unix的问题.大家直到怎么做吗?

develop a command which kills a specified set of processes in the reverse order in which they were created.

假设list.txt保持了一系列进程，大概可以这样做

for i in `tac list.txt`; do
kill $(ps aux| grep $i | awk '{print $2}')
done