怎么做可以记录不同账号登陆时间的脚本

[pixieczh]

Create several user accounts on your machine, and log in using these accounts all together. Then write (using vi) a shell script that takes a list of login names as its arguments and displays the name of terminal that each user is logged on. Sort the result by login time (optional).
小弟初学，实在搞不定，有人帮忙吗

[pixieczh]

在下QQ:247562044,望有高手可以指点下