Write a shell script named displayargs that prints FOUR lines. The first line tells the name that was used to invoke the script, the second line tells how many parameters there were, the third line tells what the last parameter was, and the fourth line tells what the first parameter was.
For example
$ displayargs a b c
My name is displayargs.
There were 3 parameters.
The last one was c.
The first one was a.
Linear Mode
