$ make ex10
cc -Wall -g ex10.c -o ex10
$ ./ex10
ERROR: You need one argument.
$
$ ./ex10 Zed
0: Z is not a vowel
1: 'E'
2: d is not a vowel
$
$ ./ex10 Zed Shaw
ERROR: You need one argument.
$
$ ./ex10 "Zed Shaw"
0: Z is not a vowel
1: 'E'
2: d is not a vowel
3: is not a vowel
4: S is not a vowel
5: h is not a vowel
6: 'A'
7: w is not a vowel
$