Problem

Chef and some of his friends are planning to participate in a puzzle hunt event.

The rules of the puzzle hunt state:

"This hunt is intended for teams of 6 to 8 people"




Chef's team has N people in total. Are they eligible to participate?

input format

The first and only line of input will contain a single integer N the number of people present in chef's team.

Output format 

print the anwser : yes if chef's team is eligible to participate ,and no otherwise.

Each letter in the output may be printed in either uppercase or lowercase,i.e the outputs No,no,no no will all be treated as equivalent 

CONSTRAINTS 

.1≤N≤10


SAMPLE 1:


INPUT                                                                               OUTPUT

4                                                                                             No

Explanation:

The puzzle hunt requires between 6 and 8 peogle in a team.

4 isn`t between 6and 8,so chefs team cannot participate.


Sample 2:


INPUT                                                                            OUTPUT

7                                                                                         Yes

Explanation:

Chef's team has 7 people ,and 7lies between 6 and 8.

so,chef,s team can participate in the events.

Sample 3:


INPUT                                                                             OUTPUT

8                                                                                          Yes

Explanation:

chef's team has 8 people ,and 8 lies between 6 and 8.

so chef,s team can participate in the events.


SOLUTION in 

               python 

                                           def main():

                                                             n = int(input())

                                                             if is_eligible(n):

                                                               print("Yes")

                                                            else:

                                                                print("No")