Credit score

 To access CRED programs, one needs to have a credit score of 

750 or more.
Given that the present credit score is X

, determine if one can access CRED programs or not.

If it is possible to access CRED programs, output YES

, otherwise output NO

.

Input Format

The first and only line of input contains a single integer X

, the credit score.

Output Format

Print YES

if it is possible to access CRED programs. Otherwise, print NO

.

You may print each character of the string in uppercase or lowercase (for example, the strings YeS

, yEs, yes and YES

will all be treated as identical).

Constraints

• 0≤X≤1000

Subtasks

• Subtask 1 (100 points): Original constraints.

Sample Input 1

823

Sample Output 1

YES

Explanation

Since 823≥750

, it is possible to access CRED programs.

Sample Input 2

251

Sample Output 2

NO

Explanation

Since 251<750

, it is not possible to access CRED programs