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 JavaScript (node.js v5.12) (judge verdict: Accepted)

'use strict'

function Main(input) {
  let isIncluded = false;
  input.split('').map(c => {
    if (c == 9) {
      if (!isIncluded) {
        console.log('Yes');
        isIncluded = true;
        return;
      }
    }
  });
  if (!isIncluded) {
    console.log('No');
  }
}

Main(require("fs").readFileSync("/dev/stdin", "utf8"));