$/*$

This program reads user input from the console

and uses it to display formatted output.

$*/$

#include

#define STR$\_$LENGTH $5$

int main$($void$)\{$

$//$ Char arrays to store the input

char first$\_$name$[$STR$\_$LENGTH$]$;

char last$\_$name$[$STR$\_$LENGTH$]$;

int age;

$//$ Prompt user input.

printf$("$Enter the customer's first name: $")$;

scanf$("\%$s$",$ first$\_$name$)$;

printf$("$Enter the customer's last name: $")$;

scanf$("\%$s$",$ last$\_$name$)$;

printf$("$Enter the customer's age: $")$;

scanf$("\%$d$",$ &age$)$;

$//$ Produce the output

printf$("$

The customer is named: $\%$s $\%$s

$",$ first$\_$name, last$\_$name$)$;

printf$("$They are $\%$d years old.

$",$ age$)$;

printf$("$Good bye!"$)$;

$//$ A newline char at the end of the output.

putchar$(\text{'}$

$\text{'})$;

return $0$;

$\}$