Problem Statement

Asharaa thinks some words are very pretty. These words according to her have exactly 7 characters and start and end with the same character. For example:

• reviver
• deified
• rotator
• minimum
• maximum

Make a program that will verify if the word is pretty or not.

Constraints

word is a string that is between 1 and 50 characters in length from a to z.

Input

Input is in the following format:

word

Output

Print pretty if it matches the requirements or normal if it does not.

Samples

Sample 1

Sample 2

Sample 3