Correct cesar.c decrypt_message

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Add menu to cesar.c

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
First 1000 prime numbers

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Add correct words to be find

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Now correct has only the message words

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>
Brute force descipt cesar

Signed-off-by: Fabio Teixeira <fabio1079@gmail.com>