Problem:
Score : 100 points

Problem Statement

It is September 9 in Japan now.

You are given a two-digit integer N. Answer the question: Is 9 contained in the decimal notation of N?

Constraints

10≤N≤99

Input

Input is given from Standard Input in the following format:

N

Output

If 9 is contained in the decimal notation of N, print Yes; if not, print No.

Sample Input 1

29

Sample Output 1

Yes

The one's digit of 29 is 9.

Sample Input 2

72

Sample Output 2

No

72 does not contain 9.

Sample Input 3

91

Sample Output 3

Yes

Solution in Python (3.4.3) (judge verdict: Accepted)

# -*- coding: utf-8 -*-
# 入力
N = str(input())
# スペース区切りの整数の入力
#X, t = map(int, input().split())

if N[0] == "9" or N[1] == "9" :
  print ("Yes")
else :
  print ("No")