Question

You are a problem solver and love solving different problems. One day, one of your closest friends comes to you to solve a problem. In this problem you are asked to

• deletes all the vowels,

• inserts a character "." before each consonant,

• replaces all uppercase consonants with corresponding lowercase ones.

Vowels are letters "A", "O", "Y", "E", "U", "I", and the rest are consonants.

Input Format

The first line represents the input string of the problem. This string only consists of uppercase and lowercase Latin letters.

Constraints

Length of the given string n is from 1 to 100 inclusive.

Output Format

Print the resulting string. It is guaranteed that this string is not empty.

Sample Input 0

Four
Sample Output 0

.f.r
Sample Input 1

Class
Sample Output 1

.c.l.s.s

Answer 1

Answer:

Sorry for interruptimg

Amd thanks for free points