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 (GCC 5.4.1) (judge verdict: Accepted)

#include<stdio.h>
int main(void)
{
  int i,count=0;
  char str[4];
  
  fgets(str,sizeof(str),stdin);
  
  for(i=0;i<2;i++)
  {
    if(str[i] == '9')
      count++;
  }
  
  if(count>0)
  {
    puts("Yes");
  }else
  {
    puts("No");
  }
  
  return 0;
}