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 C++14 (GCC 5.4.1) (judge verdict: Accepted)

#include<bits/stdc++.h>
using namespace std;
int main()
{
 int a;
 cin>>a;
 if(a==19||a==29||a==39||a==49||a==59||a==69||a==79||a==89)
 {
     cout<<"Yes";
 }
 else if(a==91||a==92||a==93||a==94||a==95||a==96||a==97||a==98||a==99)
 {
     cout<<"Yes";
 }
 else
 {
     cout<<"No";
 }

    return 0;
}